Home / 754,812.56-1,041,641.28-415,273.52

Finding the Fourth Proportional to 754,812.56, 1,041,641.28 and 415,273.52

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Solution

The fourth proportional to 754,812.56, 1,041,641.28 and 415,273.52 is: 573,077.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,812.56 : 1,041,641.28 = 415,273.52 : x
  2. Step 2: Convert to fraction form
    754,812.56/1,041,641.28 = 415,273.52/x
  3. Step 3: Cross multiply
    754,812.56x = 1,041,641.28 × 415,273.52
  4. Step 4: Simplify right side
    754,812.56x = 432,566,040,922.91
  5. Step 5: Solve for x
    x = 432,566,040,922.91/754,812.56
  6. Step 6: Final answer
    x = 573,077.43

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1.5x scale

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.