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Finding the Fourth Proportional to 314,892.76, 472,522.04 and 132,510.12

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Solution

The fourth proportional to 314,892.76, 472,522.04 and 132,510.12 is: 198,842.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,892.76 : 472,522.04 = 132,510.12 : x
  2. Step 2: Convert to fraction form
    314,892.76/472,522.04 = 132,510.12/x
  3. Step 3: Cross multiply
    314,892.76x = 472,522.04 × 132,510.12
  4. Step 4: Simplify right side
    314,892.76x = 62,613,952,223.04
  5. Step 5: Solve for x
    x = 62,613,952,223.04/314,892.76
  6. Step 6: Final answer
    x = 198,842.15

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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.