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Finding the Fourth Proportional to 622,850.70, 934,276.05 and 482,882.70

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Solution

The fourth proportional to 622,850.70, 934,276.05 and 482,882.70 is: 724,324.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,850.70 : 934,276.05 = 482,882.70 : x
  2. Step 2: Convert to fraction form
    622,850.70/934,276.05 = 482,882.70/x
  3. Step 3: Cross multiply
    622,850.70x = 934,276.05 × 482,882.70
  4. Step 4: Simplify right side
    622,850.70x = 451,145,741,569.34
  5. Step 5: Solve for x
    x = 451,145,741,569.34/622,850.70
  6. Step 6: Final answer
    x = 724,324.05

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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.