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Finding the Fourth Proportional to 508.36, 702.12 and 334.48

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Solution

The fourth proportional to 508.36, 702.12 and 334.48 is: 461.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    508.36 : 702.12 = 334.48 : x
  2. Step 2: Convert to fraction form
    508.36/702.12 = 334.48/x
  3. Step 3: Cross multiply
    508.36x = 702.12 × 334.48
  4. Step 4: Simplify right side
    508.36x = 234,845.10
  5. Step 5: Solve for x
    x = 234,845.10/508.36
  6. Step 6: Final answer
    x = 461.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.