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Finding the Fourth Proportional to 479,462.92, 719,311.48 and 159,614.17

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Solution

The fourth proportional to 479,462.92, 719,311.48 and 159,614.17 is: 239,460.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,462.92 : 719,311.48 = 159,614.17 : x
  2. Step 2: Convert to fraction form
    479,462.92/719,311.48 = 159,614.17/x
  3. Step 3: Cross multiply
    479,462.92x = 719,311.48 × 159,614.17
  4. Step 4: Simplify right side
    479,462.92x = 114,812,302,654.36
  5. Step 5: Solve for x
    x = 114,812,302,654.36/479,462.92
  6. Step 6: Final answer
    x = 239,460.23

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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.