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Finding the Fourth Proportional to 555,581.03, 766,695.12 and 337,717.55

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Solution

The fourth proportional to 555,581.03, 766,695.12 and 337,717.55 is: 466,046.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,581.03 : 766,695.12 = 337,717.55 : x
  2. Step 2: Convert to fraction form
    555,581.03/766,695.12 = 337,717.55/x
  3. Step 3: Cross multiply
    555,581.03x = 766,695.12 × 337,717.55
  4. Step 4: Simplify right side
    555,581.03x = 258,926,397,523.36
  5. Step 5: Solve for x
    x = 258,926,397,523.36/555,581.03
  6. Step 6: Final answer
    x = 466,046.15

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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.