Home / 927.03-1,279.58-534.33

Finding the Fourth Proportional to 927.03, 1,279.58 and 534.33

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Solution

The fourth proportional to 927.03, 1,279.58 and 534.33 is: 737.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    927.03 : 1,279.58 = 534.33 : x
  2. Step 2: Convert to fraction form
    927.03/1,279.58 = 534.33/x
  3. Step 3: Cross multiply
    927.03x = 1,279.58 × 534.33
  4. Step 4: Simplify right side
    927.03x = 683,717.98
  5. Step 5: Solve for x
    x = 683,717.98/927.03
  6. Step 6: Final answer
    x = 737.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.