Home / 791,466-1,092,292.20-433,839.12

Finding the Fourth Proportional to 791,466, 1,092,292.20 and 433,839.12

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Solution

The fourth proportional to 791,466, 1,092,292.20 and 433,839.12 is: 598,735.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,466 : 1,092,292.20 = 433,839.12 : x
  2. Step 2: Convert to fraction form
    791,466/1,092,292.20 = 433,839.12/x
  3. Step 3: Cross multiply
    791,466x = 1,092,292.20 × 433,839.12
  4. Step 4: Simplify right side
    791,466x = 473,879,086,830.86
  5. Step 5: Solve for x
    x = 473,879,086,830.86/791,466
  6. Step 6: Final answer
    x = 598,735.87

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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.