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Finding the Fourth Proportional to 479,584.68, 719,221.26 and 159,650.61

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Solution

The fourth proportional to 479,584.68, 719,221.26 and 159,650.61 is: 239,424.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,584.68 : 719,221.26 = 159,650.61 : x
  2. Step 2: Convert to fraction form
    479,584.68/719,221.26 = 159,650.61/x
  3. Step 3: Cross multiply
    479,584.68x = 719,221.26 × 159,650.61
  4. Step 4: Simplify right side
    479,584.68x = 114,824,112,883.97
  5. Step 5: Solve for x
    x = 114,824,112,883.97/479,584.68
  6. Step 6: Final answer
    x = 239,424.06

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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.