Home / 482,909.28-724,512.24-230,511.84

Finding the Fourth Proportional to 482,909.28, 724,512.24 and 230,511.84

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Solution

The fourth proportional to 482,909.28, 724,512.24 and 230,511.84 is: 345,838.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,909.28 : 724,512.24 = 230,511.84 : x
  2. Step 2: Convert to fraction form
    482,909.28/724,512.24 = 230,511.84/x
  3. Step 3: Cross multiply
    482,909.28x = 724,512.24 × 230,511.84
  4. Step 4: Simplify right side
    482,909.28x = 167,008,649,544.92
  5. Step 5: Solve for x
    x = 167,008,649,544.92/482,909.28
  6. Step 6: Final answer
    x = 345,838.56

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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.