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Finding the Fourth Proportional to 1,701.77, 2,552.12 and 547.25

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Solution

The fourth proportional to 1,701.77, 2,552.12 and 547.25 is: 820.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,701.77 : 2,552.12 = 547.25 : x
  2. Step 2: Convert to fraction form
    1,701.77/2,552.12 = 547.25/x
  3. Step 3: Cross multiply
    1,701.77x = 2,552.12 × 547.25
  4. Step 4: Simplify right side
    1,701.77x = 1,396,644.93
  5. Step 5: Solve for x
    x = 1,396,644.93/1,701.77
  6. Step 6: Final answer
    x = 820.70

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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.