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Finding the Fourth Proportional to 637,641.66, 956,429.43 and 238,250.88

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Solution

The fourth proportional to 637,641.66, 956,429.43 and 238,250.88 is: 357,363.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,641.66 : 956,429.43 = 238,250.88 : x
  2. Step 2: Convert to fraction form
    637,641.66/956,429.43 = 238,250.88/x
  3. Step 3: Cross multiply
    637,641.66x = 956,429.43 × 238,250.88
  4. Step 4: Simplify right side
    637,641.66x = 227,870,153,355.40
  5. Step 5: Solve for x
    x = 227,870,153,355.40/637,641.66
  6. Step 6: Final answer
    x = 357,363.97

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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.