Home / 598,252.20-897,378.30-243,520.80

Finding the Fourth Proportional to 598,252.20, 897,378.30 and 243,520.80

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Solution

The fourth proportional to 598,252.20, 897,378.30 and 243,520.80 is: 365,281.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,252.20 : 897,378.30 = 243,520.80 : x
  2. Step 2: Convert to fraction form
    598,252.20/897,378.30 = 243,520.80/x
  3. Step 3: Cross multiply
    598,252.20x = 897,378.30 × 243,520.80
  4. Step 4: Simplify right side
    598,252.20x = 218,530,281,518.64
  5. Step 5: Solve for x
    x = 218,530,281,518.64/598,252.20
  6. Step 6: Final answer
    x = 365,281.20

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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.