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Finding the Fourth Proportional to 341.14, 510.84 and 306.88

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Solution

The fourth proportional to 341.14, 510.84 and 306.88 is: 459.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    341.14 : 510.84 = 306.88 : x
  2. Step 2: Convert to fraction form
    341.14/510.84 = 306.88/x
  3. Step 3: Cross multiply
    341.14x = 510.84 × 306.88
  4. Step 4: Simplify right side
    341.14x = 156,766.58
  5. Step 5: Solve for x
    x = 156,766.58/341.14
  6. Step 6: Final answer
    x = 459.54

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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.