Home / 969,452.72-1,337,498.48-561,331.76

Finding the Fourth Proportional to 969,452.72, 1,337,498.48 and 561,331.76

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Solution

The fourth proportional to 969,452.72, 1,337,498.48 and 561,331.76 is: 774,437.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,452.72 : 1,337,498.48 = 561,331.76 : x
  2. Step 2: Convert to fraction form
    969,452.72/1,337,498.48 = 561,331.76/x
  3. Step 3: Cross multiply
    969,452.72x = 1,337,498.48 × 561,331.76
  4. Step 4: Simplify right side
    969,452.72x = 750,780,375,775.73
  5. Step 5: Solve for x
    x = 750,780,375,775.73/969,452.72
  6. Step 6: Final answer
    x = 774,437.33

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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.