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Finding the Fourth Proportional to 610.90, 908.56 and 595.52

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Solution

The fourth proportional to 610.90, 908.56 and 595.52 is: 885.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    610.90 : 908.56 = 595.52 : x
  2. Step 2: Convert to fraction form
    610.90/908.56 = 595.52/x
  3. Step 3: Cross multiply
    610.90x = 908.56 × 595.52
  4. Step 4: Simplify right side
    610.90x = 541,065.65
  5. Step 5: Solve for x
    x = 541,065.65/610.90
  6. Step 6: Final answer
    x = 885.69

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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.