Home / 598,948.20-898,422.30-555,645.60

Finding the Fourth Proportional to 598,948.20, 898,422.30 and 555,645.60

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Solution

The fourth proportional to 598,948.20, 898,422.30 and 555,645.60 is: 833,468.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,948.20 : 898,422.30 = 555,645.60 : x
  2. Step 2: Convert to fraction form
    598,948.20/898,422.30 = 555,645.60/x
  3. Step 3: Cross multiply
    598,948.20x = 898,422.30 × 555,645.60
  4. Step 4: Simplify right side
    598,948.20x = 499,204,397,936.88
  5. Step 5: Solve for x
    x = 499,204,397,936.88/598,948.20
  6. Step 6: Final answer
    x = 833,468.40

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Double scale
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Similar ratio
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1.5x scale

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.