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Finding the Fourth Proportional to 463.33, 695.18 and 216.66

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Solution

The fourth proportional to 463.33, 695.18 and 216.66 is: 325.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    463.33 : 695.18 = 216.66 : x
  2. Step 2: Convert to fraction form
    463.33/695.18 = 216.66/x
  3. Step 3: Cross multiply
    463.33x = 695.18 × 216.66
  4. Step 4: Simplify right side
    463.33x = 150,617.70
  5. Step 5: Solve for x
    x = 150,617.70/463.33
  6. Step 6: Final answer
    x = 325.08

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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.