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Finding the Fourth Proportional to 377.18, 562.84 and 336.32

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Solution

The fourth proportional to 377.18, 562.84 and 336.32 is: 501.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    377.18 : 562.84 = 336.32 : x
  2. Step 2: Convert to fraction form
    377.18/562.84 = 336.32/x
  3. Step 3: Cross multiply
    377.18x = 562.84 × 336.32
  4. Step 4: Simplify right side
    377.18x = 189,292.67
  5. Step 5: Solve for x
    x = 189,292.67/377.18
  6. Step 6: Final answer
    x = 501.86

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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.