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Finding the Fourth Proportional to 847.49, 1,169.51 and 599.36

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Solution

The fourth proportional to 847.49, 1,169.51 and 599.36 is: 827.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    847.49 : 1,169.51 = 599.36 : x
  2. Step 2: Convert to fraction form
    847.49/1,169.51 = 599.36/x
  3. Step 3: Cross multiply
    847.49x = 1,169.51 × 599.36
  4. Step 4: Simplify right side
    847.49x = 700,948.67
  5. Step 5: Solve for x
    x = 700,948.67/847.49
  6. Step 6: Final answer
    x = 827.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.