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Finding the Fourth Proportional to 666.24, 996.66 and 593.34

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Solution

The fourth proportional to 666.24, 996.66 and 593.34 is: 887.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    666.24 : 996.66 = 593.34 : x
  2. Step 2: Convert to fraction form
    666.24/996.66 = 593.34/x
  3. Step 3: Cross multiply
    666.24x = 996.66 × 593.34
  4. Step 4: Simplify right side
    666.24x = 591,358.24
  5. Step 5: Solve for x
    x = 591,358.24/666.24
  6. Step 6: Final answer
    x = 887.61

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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.