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Finding the Fourth Proportional to 435,687.29, 652,974.25 and 351,487.16

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Solution

The fourth proportional to 435,687.29, 652,974.25 and 351,487.16 is: 526,781.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,687.29 : 652,974.25 = 351,487.16 : x
  2. Step 2: Convert to fraction form
    435,687.29/652,974.25 = 351,487.16/x
  3. Step 3: Cross multiply
    435,687.29x = 652,974.25 × 351,487.16
  4. Step 4: Simplify right side
    435,687.29x = 229,512,062,928.19
  5. Step 5: Solve for x
    x = 229,512,062,928.19/435,687.29
  6. Step 6: Final answer
    x = 526,781.63

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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.