Home / 752,060.28-1,127,529.36-452,470.65

Finding the Fourth Proportional to 752,060.28, 1,127,529.36 and 452,470.65

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Solution

The fourth proportional to 752,060.28, 1,127,529.36 and 452,470.65 is: 678,368.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,060.28 : 1,127,529.36 = 452,470.65 : x
  2. Step 2: Convert to fraction form
    752,060.28/1,127,529.36 = 452,470.65/x
  3. Step 3: Cross multiply
    752,060.28x = 1,127,529.36 × 452,470.65
  4. Step 4: Simplify right side
    752,060.28x = 510,173,942,413.28
  5. Step 5: Solve for x
    x = 510,173,942,413.28/752,060.28
  6. Step 6: Final answer
    x = 678,368.42

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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.