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Finding the Fourth Proportional to 424,500.75, 635,948.42 and 250,874.42

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Solution

The fourth proportional to 424,500.75, 635,948.42 and 250,874.42 is: 375,837.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,500.75 : 635,948.42 = 250,874.42 : x
  2. Step 2: Convert to fraction form
    424,500.75/635,948.42 = 250,874.42/x
  3. Step 3: Cross multiply
    424,500.75x = 635,948.42 × 250,874.42
  4. Step 4: Simplify right side
    424,500.75x = 159,543,186,583.30
  5. Step 5: Solve for x
    x = 159,543,186,583.30/424,500.75
  6. Step 6: Final answer
    x = 375,837.23

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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.