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Finding the Fourth Proportional to 377.16, 562.88 and 336.16

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Solution

The fourth proportional to 377.16, 562.88 and 336.16 is: 501.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    377.16 : 562.88 = 336.16 : x
  2. Step 2: Convert to fraction form
    377.16/562.88 = 336.16/x
  3. Step 3: Cross multiply
    377.16x = 562.88 × 336.16
  4. Step 4: Simplify right side
    377.16x = 189,217.74
  5. Step 5: Solve for x
    x = 189,217.74/377.16
  6. Step 6: Final answer
    x = 501.69

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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.