Home / 541,326.40-811,989.60-167,387.20

Finding the Fourth Proportional to 541,326.40, 811,989.60 and 167,387.20

Calculator

Solution

The fourth proportional to 541,326.40, 811,989.60 and 167,387.20 is: 251,080.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,326.40 : 811,989.60 = 167,387.20 : x
  2. Step 2: Convert to fraction form
    541,326.40/811,989.60 = 167,387.20/x
  3. Step 3: Cross multiply
    541,326.40x = 811,989.60 × 167,387.20
  4. Step 4: Simplify right side
    541,326.40x = 135,916,665,573.12
  5. Step 5: Solve for x
    x = 135,916,665,573.12/541,326.40
  6. Step 6: Final answer
    x = 251,080.80

Related Problems

Find fourth proportional to 270,663.20, 405,994.80 and 83,693.60
Half scale
Find fourth proportional to 1,082,652.80, 1,623,979.20 and 334,774.40
Double scale
Find fourth proportional to 541,327.40, 811,991.10 and 167,388.20
Similar ratio
Find fourth proportional to 811,989.60, 1,217,984.40 and 251,080.80
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.