Home / 588,550.20-882,825.30-145,318.20

Finding the Fourth Proportional to 588,550.20, 882,825.30 and 145,318.20

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Solution

The fourth proportional to 588,550.20, 882,825.30 and 145,318.20 is: 217,977.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,550.20 : 882,825.30 = 145,318.20 : x
  2. Step 2: Convert to fraction form
    588,550.20/882,825.30 = 145,318.20/x
  3. Step 3: Cross multiply
    588,550.20x = 882,825.30 × 145,318.20
  4. Step 4: Simplify right side
    588,550.20x = 128,290,583,510.46
  5. Step 5: Solve for x
    x = 128,290,583,510.46/588,550.20
  6. Step 6: Final answer
    x = 217,977.30

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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.