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Finding the Fourth Proportional to 596.88, 823.50 and 387.33

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Solution

The fourth proportional to 596.88, 823.50 and 387.33 is: 534.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    596.88 : 823.50 = 387.33 : x
  2. Step 2: Convert to fraction form
    596.88/823.50 = 387.33/x
  3. Step 3: Cross multiply
    596.88x = 823.50 × 387.33
  4. Step 4: Simplify right side
    596.88x = 318,966.26
  5. Step 5: Solve for x
    x = 318,966.26/596.88
  6. Step 6: Final answer
    x = 534.39

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Double scale
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Similar ratio
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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.