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Finding the Fourth Proportional to 625,350.80, 933,449.72 and 537,170.96

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Solution

The fourth proportional to 625,350.80, 933,449.72 and 537,170.96 is: 801,825.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,350.80 : 933,449.72 = 537,170.96 : x
  2. Step 2: Convert to fraction form
    625,350.80/933,449.72 = 537,170.96/x
  3. Step 3: Cross multiply
    625,350.80x = 933,449.72 × 537,170.96
  4. Step 4: Simplify right side
    625,350.80x = 501,422,074,851.03
  5. Step 5: Solve for x
    x = 501,422,074,851.03/625,350.80
  6. Step 6: Final answer
    x = 801,825.28

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.