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Finding the Fourth Proportional to 610.97, 916.77 and 246.02

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Solution

The fourth proportional to 610.97, 916.77 and 246.02 is: 369.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    610.97 : 916.77 = 246.02 : x
  2. Step 2: Convert to fraction form
    610.97/916.77 = 246.02/x
  3. Step 3: Cross multiply
    610.97x = 916.77 × 246.02
  4. Step 4: Simplify right side
    610.97x = 225,543.76
  5. Step 5: Solve for x
    x = 225,543.76/610.97
  6. Step 6: Final answer
    x = 369.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.