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Finding the Fourth Proportional to 466.64, 699.96 and 296.72

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Solution

The fourth proportional to 466.64, 699.96 and 296.72 is: 445.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    466.64 : 699.96 = 296.72 : x
  2. Step 2: Convert to fraction form
    466.64/699.96 = 296.72/x
  3. Step 3: Cross multiply
    466.64x = 699.96 × 296.72
  4. Step 4: Simplify right side
    466.64x = 207,692.13
  5. Step 5: Solve for x
    x = 207,692.13/466.64
  6. Step 6: Final answer
    x = 445.08

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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.