Home / 389,572.92-584,376.08-152,966.86

Finding the Fourth Proportional to 389,572.92, 584,376.08 and 152,966.86

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Solution

The fourth proportional to 389,572.92, 584,376.08 and 152,966.86 is: 229,456.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,572.92 : 584,376.08 = 152,966.86 : x
  2. Step 2: Convert to fraction form
    389,572.92/584,376.08 = 152,966.86/x
  3. Step 3: Cross multiply
    389,572.92x = 584,376.08 × 152,966.86
  4. Step 4: Simplify right side
    389,572.92x = 89,390,174,016.71
  5. Step 5: Solve for x
    x = 89,390,174,016.71/389,572.92
  6. Step 6: Final answer
    x = 229,456.85

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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.