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Finding the Fourth Proportional to 588.51, 881.73 and 393.03

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Solution

The fourth proportional to 588.51, 881.73 and 393.03 is: 588.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    588.51 : 881.73 = 393.03 : x
  2. Step 2: Convert to fraction form
    588.51/881.73 = 393.03/x
  3. Step 3: Cross multiply
    588.51x = 881.73 × 393.03
  4. Step 4: Simplify right side
    588.51x = 346,546.34
  5. Step 5: Solve for x
    x = 346,546.34/588.51
  6. Step 6: Final answer
    x = 588.85

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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.