Home / 527,193.40-790,790.10-501,388.60

Finding the Fourth Proportional to 527,193.40, 790,790.10 and 501,388.60

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Solution

The fourth proportional to 527,193.40, 790,790.10 and 501,388.60 is: 752,082.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,193.40 : 790,790.10 = 501,388.60 : x
  2. Step 2: Convert to fraction form
    527,193.40/790,790.10 = 501,388.60/x
  3. Step 3: Cross multiply
    527,193.40x = 790,790.10 × 501,388.60
  4. Step 4: Simplify right side
    527,193.40x = 396,493,141,132.86
  5. Step 5: Solve for x
    x = 396,493,141,132.86/527,193.40
  6. Step 6: Final answer
    x = 752,082.90

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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.