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Finding the Fourth Proportional to 617,586.43, 925,737.38 and 238,767.36

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Solution

The fourth proportional to 617,586.43, 925,737.38 and 238,767.36 is: 357,902.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,586.43 : 925,737.38 = 238,767.36 : x
  2. Step 2: Convert to fraction form
    617,586.43/925,737.38 = 238,767.36/x
  3. Step 3: Cross multiply
    617,586.43x = 925,737.38 × 238,767.36
  4. Step 4: Simplify right side
    617,586.43x = 221,035,870,275.92
  5. Step 5: Solve for x
    x = 221,035,870,275.92/617,586.43
  6. Step 6: Final answer
    x = 357,902.73

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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.