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Finding the Fourth Proportional to 610.27, 847.85 and 602.98

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Solution

The fourth proportional to 610.27, 847.85 and 602.98 is: 837.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    610.27 : 847.85 = 602.98 : x
  2. Step 2: Convert to fraction form
    610.27/847.85 = 602.98/x
  3. Step 3: Cross multiply
    610.27x = 847.85 × 602.98
  4. Step 4: Simplify right side
    610.27x = 511,236.59
  5. Step 5: Solve for x
    x = 511,236.59/610.27
  6. Step 6: Final answer
    x = 837.72

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.