Home / 1,366.20-2,049.10-500.32

Finding the Fourth Proportional to 1,366.20, 2,049.10 and 500.32

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Solution

The fourth proportional to 1,366.20, 2,049.10 and 500.32 is: 750.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366.20 : 2,049.10 = 500.32 : x
  2. Step 2: Convert to fraction form
    1,366.20/2,049.10 = 500.32/x
  3. Step 3: Cross multiply
    1,366.20x = 2,049.10 × 500.32
  4. Step 4: Simplify right side
    1,366.20x = 1,025,205.71
  5. Step 5: Solve for x
    x = 1,025,205.71/1,366.20
  6. Step 6: Final answer
    x = 750.41

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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.