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Finding the Fourth Proportional to 410.98, 567.12 and 236.34

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Solution

The fourth proportional to 410.98, 567.12 and 236.34 is: 326.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    410.98 : 567.12 = 236.34 : x
  2. Step 2: Convert to fraction form
    410.98/567.12 = 236.34/x
  3. Step 3: Cross multiply
    410.98x = 567.12 × 236.34
  4. Step 4: Simplify right side
    410.98x = 134,030.31
  5. Step 5: Solve for x
    x = 134,030.31/410.98
  6. Step 6: Final answer
    x = 326.12

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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.