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Finding the Fourth Proportional to 1,000.33, 1,498.44 and 588.22

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Solution

The fourth proportional to 1,000.33, 1,498.44 and 588.22 is: 881.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000.33 : 1,498.44 = 588.22 : x
  2. Step 2: Convert to fraction form
    1,000.33/1,498.44 = 588.22/x
  3. Step 3: Cross multiply
    1,000.33x = 1,498.44 × 588.22
  4. Step 4: Simplify right side
    1,000.33x = 881,404.88
  5. Step 5: Solve for x
    x = 881,404.88/1,000.33
  6. Step 6: Final answer
    x = 881.12

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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.