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Finding the Fourth Proportional to 637,496.92, 956,022.30 and 188,098.48

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Solution

The fourth proportional to 637,496.92, 956,022.30 and 188,098.48 is: 282,081.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,496.92 : 956,022.30 = 188,098.48 : x
  2. Step 2: Convert to fraction form
    637,496.92/956,022.30 = 188,098.48/x
  3. Step 3: Cross multiply
    637,496.92x = 956,022.30 × 188,098.48
  4. Step 4: Simplify right side
    637,496.92x = 179,826,341,476.10
  5. Step 5: Solve for x
    x = 179,826,341,476.10/637,496.92
  6. Step 6: Final answer
    x = 282,081.90

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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.