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Finding the Fourth Proportional to 435.26, 652.98 and 249.98

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Solution

The fourth proportional to 435.26, 652.98 and 249.98 is: 375.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    435.26 : 652.98 = 249.98 : x
  2. Step 2: Convert to fraction form
    435.26/652.98 = 249.98/x
  3. Step 3: Cross multiply
    435.26x = 652.98 × 249.98
  4. Step 4: Simplify right side
    435.26x = 163,229.61
  5. Step 5: Solve for x
    x = 163,229.61/435.26
  6. Step 6: Final answer
    x = 375.01

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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.