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Finding the Fourth Proportional to 637,862.82, 956,462.04 and 238,174.92

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Solution

The fourth proportional to 637,862.82, 956,462.04 and 238,174.92 is: 357,138.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,862.82 : 956,462.04 = 238,174.92 : x
  2. Step 2: Convert to fraction form
    637,862.82/956,462.04 = 238,174.92/x
  3. Step 3: Cross multiply
    637,862.82x = 956,462.04 × 238,174.92
  4. Step 4: Simplify right side
    637,862.82x = 227,805,269,860.04
  5. Step 5: Solve for x
    x = 227,805,269,860.04/637,862.82
  6. Step 6: Final answer
    x = 357,138.34

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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.