Home / 628,378.77-942,426.12-179,090.01

Finding the Fourth Proportional to 628,378.77, 942,426.12 and 179,090.01

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Solution

The fourth proportional to 628,378.77, 942,426.12 and 179,090.01 is: 268,594.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,378.77 : 942,426.12 = 179,090.01 : x
  2. Step 2: Convert to fraction form
    628,378.77/942,426.12 = 179,090.01/x
  3. Step 3: Cross multiply
    628,378.77x = 942,426.12 × 179,090.01
  4. Step 4: Simplify right side
    628,378.77x = 168,779,103,255.06
  5. Step 5: Solve for x
    x = 168,779,103,255.06/628,378.77
  6. Step 6: Final answer
    x = 268,594.53

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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.