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Finding the Fourth Proportional to 630.49, 944.11 and 506.52

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Solution

The fourth proportional to 630.49, 944.11 and 506.52 is: 758.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    630.49 : 944.11 = 506.52 : x
  2. Step 2: Convert to fraction form
    630.49/944.11 = 506.52/x
  3. Step 3: Cross multiply
    630.49x = 944.11 × 506.52
  4. Step 4: Simplify right side
    630.49x = 478,210.60
  5. Step 5: Solve for x
    x = 478,210.60/630.49
  6. Step 6: Final answer
    x = 758.47

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Double scale
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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.