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Finding the Fourth Proportional to 468.48, 702.72 and 341.04

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Solution

The fourth proportional to 468.48, 702.72 and 341.04 is: 511.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    468.48 : 702.72 = 341.04 : x
  2. Step 2: Convert to fraction form
    468.48/702.72 = 341.04/x
  3. Step 3: Cross multiply
    468.48x = 702.72 × 341.04
  4. Step 4: Simplify right side
    468.48x = 239,655.63
  5. Step 5: Solve for x
    x = 239,655.63/468.48
  6. Step 6: Final answer
    x = 511.56

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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.