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Finding the Fourth Proportional to 624.98, 937.29 and 192.17

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Solution

The fourth proportional to 624.98, 937.29 and 192.17 is: 288.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    624.98 : 937.29 = 192.17 : x
  2. Step 2: Convert to fraction form
    624.98/937.29 = 192.17/x
  3. Step 3: Cross multiply
    624.98x = 937.29 × 192.17
  4. Step 4: Simplify right side
    624.98x = 180,119.02
  5. Step 5: Solve for x
    x = 180,119.02/624.98
  6. Step 6: Final answer
    x = 288.20

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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.