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Finding the Fourth Proportional to 575.29, 867.18 and 541.84

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Solution

The fourth proportional to 575.29, 867.18 and 541.84 is: 816.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    575.29 : 867.18 = 541.84 : x
  2. Step 2: Convert to fraction form
    575.29/867.18 = 541.84/x
  3. Step 3: Cross multiply
    575.29x = 867.18 × 541.84
  4. Step 4: Simplify right side
    575.29x = 469,872.81
  5. Step 5: Solve for x
    x = 469,872.81/575.29
  6. Step 6: Final answer
    x = 816.76

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.