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Finding the Fourth Proportional to 597.68, 824.57 and 440.68

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Solution

The fourth proportional to 597.68, 824.57 and 440.68 is: 607.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    597.68 : 824.57 = 440.68 : x
  2. Step 2: Convert to fraction form
    597.68/824.57 = 440.68/x
  3. Step 3: Cross multiply
    597.68x = 824.57 × 440.68
  4. Step 4: Simplify right side
    597.68x = 363,373.30
  5. Step 5: Solve for x
    x = 363,373.30/597.68
  6. Step 6: Final answer
    x = 607.97

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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.