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Finding the Fourth Proportional to 1,700.69, 2,549.49 and 604.80

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Solution

The fourth proportional to 1,700.69, 2,549.49 and 604.80 is: 906.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,700.69 : 2,549.49 = 604.80 : x
  2. Step 2: Convert to fraction form
    1,700.69/2,549.49 = 604.80/x
  3. Step 3: Cross multiply
    1,700.69x = 2,549.49 × 604.80
  4. Step 4: Simplify right side
    1,700.69x = 1,541,932.69
  5. Step 5: Solve for x
    x = 1,541,932.69/1,700.69
  6. Step 6: Final answer
    x = 906.65

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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.