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Finding the Fourth Proportional to 624.99, 937.18 and 374.95

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Solution

The fourth proportional to 624.99, 937.18 and 374.95 is: 562.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    624.99 : 937.18 = 374.95 : x
  2. Step 2: Convert to fraction form
    624.99/937.18 = 374.95/x
  3. Step 3: Cross multiply
    624.99x = 937.18 × 374.95
  4. Step 4: Simplify right side
    624.99x = 351,395.64
  5. Step 5: Solve for x
    x = 351,395.64/624.99
  6. Step 6: Final answer
    x = 562.24

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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.