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Finding the Fourth Proportional to 614.82, 851.79 and 599.79

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Solution

The fourth proportional to 614.82, 851.79 and 599.79 is: 830.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    614.82 : 851.79 = 599.79 : x
  2. Step 2: Convert to fraction form
    614.82/851.79 = 599.79/x
  3. Step 3: Cross multiply
    614.82x = 851.79 × 599.79
  4. Step 4: Simplify right side
    614.82x = 510,895.12
  5. Step 5: Solve for x
    x = 510,895.12/614.82
  6. Step 6: Final answer
    x = 830.97

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.