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Finding the Fourth Proportional to 564.24, 846.68 and 275.92

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Solution

The fourth proportional to 564.24, 846.68 and 275.92 is: 414.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    564.24 : 846.68 = 275.92 : x
  2. Step 2: Convert to fraction form
    564.24/846.68 = 275.92/x
  3. Step 3: Cross multiply
    564.24x = 846.68 × 275.92
  4. Step 4: Simplify right side
    564.24x = 233,615.95
  5. Step 5: Solve for x
    x = 233,615.95/564.24
  6. Step 6: Final answer
    x = 414.04

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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.