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Finding the Fourth Proportional to 475,871.20, 713,856.02 and 160,352.71

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Solution

The fourth proportional to 475,871.20, 713,856.02 and 160,352.71 is: 240,545.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,871.20 : 713,856.02 = 160,352.71 : x
  2. Step 2: Convert to fraction form
    475,871.20/713,856.02 = 160,352.71/x
  3. Step 3: Cross multiply
    475,871.20x = 713,856.02 × 160,352.71
  4. Step 4: Simplify right side
    475,871.20x = 114,468,744,770.41
  5. Step 5: Solve for x
    x = 114,468,744,770.41/475,871.20
  6. Step 6: Final answer
    x = 240,545.65

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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.