Home / 900,512.91-1,350,098.69-545,441.31

Finding the Fourth Proportional to 900,512.91, 1,350,098.69 and 545,441.31

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Solution

The fourth proportional to 900,512.91, 1,350,098.69 and 545,441.31 is: 817,755.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,512.91 : 1,350,098.69 = 545,441.31 : x
  2. Step 2: Convert to fraction form
    900,512.91/1,350,098.69 = 545,441.31/x
  3. Step 3: Cross multiply
    900,512.91x = 1,350,098.69 × 545,441.31
  4. Step 4: Simplify right side
    900,512.91x = 736,399,595,375.68
  5. Step 5: Solve for x
    x = 736,399,595,375.68/900,512.91
  6. Step 6: Final answer
    x = 817,755.73

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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.