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Finding the Fourth Proportional to 377.29, 562.84 and 372.43

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Solution

The fourth proportional to 377.29, 562.84 and 372.43 is: 555.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    377.29 : 562.84 = 372.43 : x
  2. Step 2: Convert to fraction form
    377.29/562.84 = 372.43/x
  3. Step 3: Cross multiply
    377.29x = 562.84 × 372.43
  4. Step 4: Simplify right side
    377.29x = 209,618.50
  5. Step 5: Solve for x
    x = 209,618.50/377.29
  6. Step 6: Final answer
    x = 555.59

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.