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Finding the Fourth Proportional to 952.52, 1,314.48 and 616.76

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Solution

The fourth proportional to 952.52, 1,314.48 and 616.76 is: 851.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    952.52 : 1,314.48 = 616.76 : x
  2. Step 2: Convert to fraction form
    952.52/1,314.48 = 616.76/x
  3. Step 3: Cross multiply
    952.52x = 1,314.48 × 616.76
  4. Step 4: Simplify right side
    952.52x = 810,718.68
  5. Step 5: Solve for x
    x = 810,718.68/952.52
  6. Step 6: Final answer
    x = 851.13

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.