Home / 1,014.20-1,520.85-466.56

Finding the Fourth Proportional to 1,014.20, 1,520.85 and 466.56

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Solution

The fourth proportional to 1,014.20, 1,520.85 and 466.56 is: 699.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014.20 : 1,520.85 = 466.56 : x
  2. Step 2: Convert to fraction form
    1,014.20/1,520.85 = 466.56/x
  3. Step 3: Cross multiply
    1,014.20x = 1,520.85 × 466.56
  4. Step 4: Simplify right side
    1,014.20x = 709,567.78
  5. Step 5: Solve for x
    x = 709,567.78/1,014.20
  6. Step 6: Final answer
    x = 699.63

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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.