Home / 752,670.76-1,129,006.32-332,241.88

Finding the Fourth Proportional to 752,670.76, 1,129,006.32 and 332,241.88

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Solution

The fourth proportional to 752,670.76, 1,129,006.32 and 332,241.88 is: 498,362.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,670.76 : 1,129,006.32 = 332,241.88 : x
  2. Step 2: Convert to fraction form
    752,670.76/1,129,006.32 = 332,241.88/x
  3. Step 3: Cross multiply
    752,670.76x = 1,129,006.32 × 332,241.88
  4. Step 4: Simplify right side
    752,670.76x = 375,103,182,288.68
  5. Step 5: Solve for x
    x = 375,103,182,288.68/752,670.76
  6. Step 6: Final answer
    x = 498,362.90

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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.