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Finding the Fourth Proportional to 628.35, 935.88 and 595.41

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Solution

The fourth proportional to 628.35, 935.88 and 595.41 is: 886.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    628.35 : 935.88 = 595.41 : x
  2. Step 2: Convert to fraction form
    628.35/935.88 = 595.41/x
  3. Step 3: Cross multiply
    628.35x = 935.88 × 595.41
  4. Step 4: Simplify right side
    628.35x = 557,232.31
  5. Step 5: Solve for x
    x = 557,232.31/628.35
  6. Step 6: Final answer
    x = 886.82

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.