Home / 625,723.20-938,023.47-226,270.08

Finding the Fourth Proportional to 625,723.20, 938,023.47 and 226,270.08

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Solution

The fourth proportional to 625,723.20, 938,023.47 and 226,270.08 is: 339,202.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,723.20 : 938,023.47 = 226,270.08 : x
  2. Step 2: Convert to fraction form
    625,723.20/938,023.47 = 226,270.08/x
  3. Step 3: Cross multiply
    625,723.20x = 938,023.47 × 226,270.08
  4. Step 4: Simplify right side
    625,723.20x = 212,246,645,598.78
  5. Step 5: Solve for x
    x = 212,246,645,598.78/625,723.20
  6. Step 6: Final answer
    x = 339,202.14

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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.