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Finding the Fourth Proportional to 588.09, 879.70 and 534.63

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Solution

The fourth proportional to 588.09, 879.70 and 534.63 is: 799.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    588.09 : 879.70 = 534.63 : x
  2. Step 2: Convert to fraction form
    588.09/879.70 = 534.63/x
  3. Step 3: Cross multiply
    588.09x = 879.70 × 534.63
  4. Step 4: Simplify right side
    588.09x = 470,314.01
  5. Step 5: Solve for x
    x = 470,314.01/588.09
  6. Step 6: Final answer
    x = 799.73

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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.