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Finding the Fourth Proportional to 610.02, 914.91 and 177.07

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Solution

The fourth proportional to 610.02, 914.91 and 177.07 is: 265.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    610.02 : 914.91 = 177.07 : x
  2. Step 2: Convert to fraction form
    610.02/914.91 = 177.07/x
  3. Step 3: Cross multiply
    610.02x = 914.91 × 177.07
  4. Step 4: Simplify right side
    610.02x = 162,003.11
  5. Step 5: Solve for x
    x = 162,003.11/610.02
  6. Step 6: Final answer
    x = 265.57

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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.