Home / 982,487.75-1,355,819.19-552,766.85

Finding the Fourth Proportional to 982,487.75, 1,355,819.19 and 552,766.85

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Solution

The fourth proportional to 982,487.75, 1,355,819.19 and 552,766.85 is: 762,810.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,487.75 : 1,355,819.19 = 552,766.85 : x
  2. Step 2: Convert to fraction form
    982,487.75/1,355,819.19 = 552,766.85/x
  3. Step 3: Cross multiply
    982,487.75x = 1,355,819.19 × 552,766.85
  4. Step 4: Simplify right side
    982,487.75x = 749,451,896,046.76
  5. Step 5: Solve for x
    x = 749,451,896,046.76/982,487.75
  6. Step 6: Final answer
    x = 762,810.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.