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Finding the Fourth Proportional to 358,063.92, 537,010.96 and 133,529.76

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Solution

The fourth proportional to 358,063.92, 537,010.96 and 133,529.76 is: 200,262.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,063.92 : 537,010.96 = 133,529.76 : x
  2. Step 2: Convert to fraction form
    358,063.92/537,010.96 = 133,529.76/x
  3. Step 3: Cross multiply
    358,063.92x = 537,010.96 × 133,529.76
  4. Step 4: Simplify right side
    358,063.92x = 71,706,944,606.17
  5. Step 5: Solve for x
    x = 71,706,944,606.17/358,063.92
  6. Step 6: Final answer
    x = 200,262.97

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1.5x scale

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.