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Finding the Fourth Proportional to 833.32, 1,250.52 and 559.72

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Solution

The fourth proportional to 833.32, 1,250.52 and 559.72 is: 839.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    833.32 : 1,250.52 = 559.72 : x
  2. Step 2: Convert to fraction form
    833.32/1,250.52 = 559.72/x
  3. Step 3: Cross multiply
    833.32x = 1,250.52 × 559.72
  4. Step 4: Simplify right side
    833.32x = 699,941.05
  5. Step 5: Solve for x
    x = 699,941.05/833.32
  6. Step 6: Final answer
    x = 839.94

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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.