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Finding the Fourth Proportional to 696.98, 1,044.86 and 594.92

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Solution

The fourth proportional to 696.98, 1,044.86 and 594.92 is: 891.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    696.98 : 1,044.86 = 594.92 : x
  2. Step 2: Convert to fraction form
    696.98/1,044.86 = 594.92/x
  3. Step 3: Cross multiply
    696.98x = 1,044.86 × 594.92
  4. Step 4: Simplify right side
    696.98x = 621,605.14
  5. Step 5: Solve for x
    x = 621,605.14/696.98
  6. Step 6: Final answer
    x = 891.86

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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.