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Finding the Fourth Proportional to 610.14, 841.87 and 361.52

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Solution

The fourth proportional to 610.14, 841.87 and 361.52 is: 498.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    610.14 : 841.87 = 361.52 : x
  2. Step 2: Convert to fraction form
    610.14/841.87 = 361.52/x
  3. Step 3: Cross multiply
    610.14x = 841.87 × 361.52
  4. Step 4: Simplify right side
    610.14x = 304,347.73
  5. Step 5: Solve for x
    x = 304,347.73/610.14
  6. Step 6: Final answer
    x = 498.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.