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Finding the Fourth Proportional to 465.38, 699.04 and 292.26

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Solution

The fourth proportional to 465.38, 699.04 and 292.26 is: 439.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    465.38 : 699.04 = 292.26 : x
  2. Step 2: Convert to fraction form
    465.38/699.04 = 292.26/x
  3. Step 3: Cross multiply
    465.38x = 699.04 × 292.26
  4. Step 4: Simplify right side
    465.38x = 204,301.43
  5. Step 5: Solve for x
    x = 204,301.43/465.38
  6. Step 6: Final answer
    x = 439.00

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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.