Home / 631,169.13-948,154.96-391,460.18

Finding the Fourth Proportional to 631,169.13, 948,154.96 and 391,460.18

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Solution

The fourth proportional to 631,169.13, 948,154.96 and 391,460.18 is: 588,059.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,169.13 : 948,154.96 = 391,460.18 : x
  2. Step 2: Convert to fraction form
    631,169.13/948,154.96 = 391,460.18/x
  3. Step 3: Cross multiply
    631,169.13x = 948,154.96 × 391,460.18
  4. Step 4: Simplify right side
    631,169.13x = 371,164,906,568.72
  5. Step 5: Solve for x
    x = 371,164,906,568.72/631,169.13
  6. Step 6: Final answer
    x = 588,059.35

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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.