Home / 752,064.27-1,127,535.36-452,474.65

Finding the Fourth Proportional to 752,064.27, 1,127,535.36 and 452,474.65

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Solution

The fourth proportional to 752,064.27, 1,127,535.36 and 452,474.65 is: 678,374.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,064.27 : 1,127,535.36 = 452,474.65 : x
  2. Step 2: Convert to fraction form
    752,064.27/1,127,535.36 = 452,474.65/x
  3. Step 3: Cross multiply
    752,064.27x = 1,127,535.36 × 452,474.65
  4. Step 4: Simplify right side
    752,064.27x = 510,181,167,378.62
  5. Step 5: Solve for x
    x = 510,181,167,378.62/752,064.27
  6. Step 6: Final answer
    x = 678,374.43

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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.