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Finding the Fourth Proportional to 658,659.33, 908,448.34 and 566,934.73

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Solution

The fourth proportional to 658,659.33, 908,448.34 and 566,934.73 is: 781,938.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,659.33 : 908,448.34 = 566,934.73 : x
  2. Step 2: Convert to fraction form
    658,659.33/908,448.34 = 566,934.73/x
  3. Step 3: Cross multiply
    658,659.33x = 908,448.34 × 566,934.73
  4. Step 4: Simplify right side
    658,659.33x = 515,030,914,356.85
  5. Step 5: Solve for x
    x = 515,030,914,356.85/658,659.33
  6. Step 6: Final answer
    x = 781,938.24

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1.5x scale

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.