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Finding the Fourth Proportional to 1,097.16, 1,514.03 and 599.80

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Solution

The fourth proportional to 1,097.16, 1,514.03 and 599.80 is: 827.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097.16 : 1,514.03 = 599.80 : x
  2. Step 2: Convert to fraction form
    1,097.16/1,514.03 = 599.80/x
  3. Step 3: Cross multiply
    1,097.16x = 1,514.03 × 599.80
  4. Step 4: Simplify right side
    1,097.16x = 908,115.19
  5. Step 5: Solve for x
    x = 908,115.19/1,097.16
  6. Step 6: Final answer
    x = 827.70

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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.