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Finding the Fourth Proportional to 575.29, 862.12 and 466.75

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Solution

The fourth proportional to 575.29, 862.12 and 466.75 is: 699.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    575.29 : 862.12 = 466.75 : x
  2. Step 2: Convert to fraction form
    575.29/862.12 = 466.75/x
  3. Step 3: Cross multiply
    575.29x = 862.12 × 466.75
  4. Step 4: Simplify right side
    575.29x = 402,394.51
  5. Step 5: Solve for x
    x = 402,394.51/575.29
  6. Step 6: Final answer
    x = 699.46

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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.