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Finding the Fourth Proportional to 637,487.92, 956,008.76 and 188,089.52

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Solution

The fourth proportional to 637,487.92, 956,008.76 and 188,089.52 is: 282,068.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,487.92 : 956,008.76 = 188,089.52 : x
  2. Step 2: Convert to fraction form
    637,487.92/956,008.76 = 188,089.52/x
  3. Step 3: Cross multiply
    637,487.92x = 956,008.76 × 188,089.52
  4. Step 4: Simplify right side
    637,487.92x = 179,815,228,784.20
  5. Step 5: Solve for x
    x = 179,815,228,784.20/637,487.92
  6. Step 6: Final answer
    x = 282,068.45

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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.