Home / 625,627.04-863,371.48-339,146.52

Finding the Fourth Proportional to 625,627.04, 863,371.48 and 339,146.52

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Solution

The fourth proportional to 625,627.04, 863,371.48 and 339,146.52 is: 468,025.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,627.04 : 863,371.48 = 339,146.52 : x
  2. Step 2: Convert to fraction form
    625,627.04/863,371.48 = 339,146.52/x
  3. Step 3: Cross multiply
    625,627.04x = 863,371.48 × 339,146.52
  4. Step 4: Simplify right side
    625,627.04x = 292,809,432,909.25
  5. Step 5: Solve for x
    x = 292,809,432,909.25/625,627.04
  6. Step 6: Final answer
    x = 468,025.54

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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.