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Finding the Fourth Proportional to 410.99, 567.22 and 234.01

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Solution

The fourth proportional to 410.99, 567.22 and 234.01 is: 322.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    410.99 : 567.22 = 234.01 : x
  2. Step 2: Convert to fraction form
    410.99/567.22 = 234.01/x
  3. Step 3: Cross multiply
    410.99x = 567.22 × 234.01
  4. Step 4: Simplify right side
    410.99x = 132,735.15
  5. Step 5: Solve for x
    x = 132,735.15/410.99
  6. Step 6: Final answer
    x = 322.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.