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Finding the Fourth Proportional to 469.10, 702.41 and 252.02

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Solution

The fourth proportional to 469.10, 702.41 and 252.02 is: 377.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    469.10 : 702.41 = 252.02 : x
  2. Step 2: Convert to fraction form
    469.10/702.41 = 252.02/x
  3. Step 3: Cross multiply
    469.10x = 702.41 × 252.02
  4. Step 4: Simplify right side
    469.10x = 177,016.60
  5. Step 5: Solve for x
    x = 177,016.60/469.10
  6. Step 6: Final answer
    x = 377.36

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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.