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Finding the Fourth Proportional to 504.68, 757.02 and 216.14

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Solution

The fourth proportional to 504.68, 757.02 and 216.14 is: 324.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    504.68 : 757.02 = 216.14 : x
  2. Step 2: Convert to fraction form
    504.68/757.02 = 216.14/x
  3. Step 3: Cross multiply
    504.68x = 757.02 × 216.14
  4. Step 4: Simplify right side
    504.68x = 163,622.30
  5. Step 5: Solve for x
    x = 163,622.30/504.68
  6. Step 6: Final answer
    x = 324.21

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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.