Home / 1,016.36-1,524.14-358.20

Finding the Fourth Proportional to 1,016.36, 1,524.14 and 358.20

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Solution

The fourth proportional to 1,016.36, 1,524.14 and 358.20 is: 537.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016.36 : 1,524.14 = 358.20 : x
  2. Step 2: Convert to fraction form
    1,016.36/1,524.14 = 358.20/x
  3. Step 3: Cross multiply
    1,016.36x = 1,524.14 × 358.20
  4. Step 4: Simplify right side
    1,016.36x = 545,946.95
  5. Step 5: Solve for x
    x = 545,946.95/1,016.36
  6. Step 6: Final answer
    x = 537.16

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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.