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Finding the Fourth Proportional to 677.54, 935.88 and 594.92

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Solution

The fourth proportional to 677.54, 935.88 and 594.92 is: 821.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    677.54 : 935.88 = 594.92 : x
  2. Step 2: Convert to fraction form
    677.54/935.88 = 594.92/x
  3. Step 3: Cross multiply
    677.54x = 935.88 × 594.92
  4. Step 4: Simplify right side
    677.54x = 556,773.73
  5. Step 5: Solve for x
    x = 556,773.73/677.54
  6. Step 6: Final answer
    x = 821.76

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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.