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Finding the Fourth Proportional to 637,863.82, 956,463.54 and 238,175.92

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Solution

The fourth proportional to 637,863.82, 956,463.54 and 238,175.92 is: 357,139.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,863.82 : 956,463.54 = 238,175.92 : x
  2. Step 2: Convert to fraction form
    637,863.82/956,463.54 = 238,175.92/x
  3. Step 3: Cross multiply
    637,863.82x = 956,463.54 × 238,175.92
  4. Step 4: Simplify right side
    637,863.82x = 227,806,583,585.96
  5. Step 5: Solve for x
    x = 227,806,583,585.96/637,863.82
  6. Step 6: Final answer
    x = 357,139.84

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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.