Home / 588,724.20-883,086.30-145,492.20

Finding the Fourth Proportional to 588,724.20, 883,086.30 and 145,492.20

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Solution

The fourth proportional to 588,724.20, 883,086.30 and 145,492.20 is: 218,238.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,724.20 : 883,086.30 = 145,492.20 : x
  2. Step 2: Convert to fraction form
    588,724.20/883,086.30 = 145,492.20/x
  3. Step 3: Cross multiply
    588,724.20x = 883,086.30 × 145,492.20
  4. Step 4: Simplify right side
    588,724.20x = 128,482,168,576.86
  5. Step 5: Solve for x
    x = 128,482,168,576.86/588,724.20
  6. Step 6: Final answer
    x = 218,238.30

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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.