Home / 625,749.12-938,066.88-226,301.10

Finding the Fourth Proportional to 625,749.12, 938,066.88 and 226,301.10

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Solution

The fourth proportional to 625,749.12, 938,066.88 and 226,301.10 is: 339,250.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,749.12 : 938,066.88 = 226,301.10 : x
  2. Step 2: Convert to fraction form
    625,749.12/938,066.88 = 226,301.10/x
  3. Step 3: Cross multiply
    625,749.12x = 938,066.88 × 226,301.10
  4. Step 4: Simplify right side
    625,749.12x = 212,285,566,817.57
  5. Step 5: Solve for x
    x = 212,285,566,817.57/625,749.12
  6. Step 6: Final answer
    x = 339,250.28

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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.