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Finding the Fourth Proportional to 666.19, 997.12 and 594.19

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Solution

The fourth proportional to 666.19, 997.12 and 594.19 is: 889.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    666.19 : 997.12 = 594.19 : x
  2. Step 2: Convert to fraction form
    666.19/997.12 = 594.19/x
  3. Step 3: Cross multiply
    666.19x = 997.12 × 594.19
  4. Step 4: Simplify right side
    666.19x = 592,478.73
  5. Step 5: Solve for x
    x = 592,478.73/666.19
  6. Step 6: Final answer
    x = 889.35

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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.