Home / 1,015.20-1,522.35-467.56

Finding the Fourth Proportional to 1,015.20, 1,522.35 and 467.56

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Solution

The fourth proportional to 1,015.20, 1,522.35 and 467.56 is: 701.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015.20 : 1,522.35 = 467.56 : x
  2. Step 2: Convert to fraction form
    1,015.20/1,522.35 = 467.56/x
  3. Step 3: Cross multiply
    1,015.20x = 1,522.35 × 467.56
  4. Step 4: Simplify right side
    1,015.20x = 711,789.97
  5. Step 5: Solve for x
    x = 711,789.97/1,015.20
  6. Step 6: Final answer
    x = 701.13

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1.5x scale

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.