Home / 752,060.52-1,127,529.74-452,470.90

Finding the Fourth Proportional to 752,060.52, 1,127,529.74 and 452,470.90

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Solution

The fourth proportional to 752,060.52, 1,127,529.74 and 452,470.90 is: 678,368.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,060.52 : 1,127,529.74 = 452,470.90 : x
  2. Step 2: Convert to fraction form
    752,060.52/1,127,529.74 = 452,470.90/x
  3. Step 3: Cross multiply
    752,060.52x = 1,127,529.74 × 452,470.90
  4. Step 4: Simplify right side
    752,060.52x = 510,174,396,234.57
  5. Step 5: Solve for x
    x = 510,174,396,234.57/752,060.52
  6. Step 6: Final answer
    x = 678,368.80

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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.