Home / 453,740.64-680,610.96-121,308

Finding the Fourth Proportional to 453,740.64, 680,610.96 and 121,308

Calculator

Solution

The fourth proportional to 453,740.64, 680,610.96 and 121,308 is: 181,962.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,740.64 : 680,610.96 = 121,308 : x
  2. Step 2: Convert to fraction form
    453,740.64/680,610.96 = 121,308/x
  3. Step 3: Cross multiply
    453,740.64x = 680,610.96 × 121,308
  4. Step 4: Simplify right side
    453,740.64x = 82,563,554,335.68
  5. Step 5: Solve for x
    x = 82,563,554,335.68/453,740.64
  6. Step 6: Final answer
    x = 181,962.00

Related Problems

Find fourth proportional to 226,870.32, 340,305.48 and 60,654
Half scale
Find fourth proportional to 907,481.28, 1,361,221.92 and 242,616
Double scale
Find fourth proportional to 453,741.64, 680,612.46 and 121,309
Similar ratio
Find fourth proportional to 680,610.96, 1,020,916.44 and 181,962
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.