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Finding the Fourth Proportional to 1,800.25, 2,700.71 and 567.33

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Solution

The fourth proportional to 1,800.25, 2,700.71 and 567.33 is: 851.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,800.25 : 2,700.71 = 567.33 : x
  2. Step 2: Convert to fraction form
    1,800.25/2,700.71 = 567.33/x
  3. Step 3: Cross multiply
    1,800.25x = 2,700.71 × 567.33
  4. Step 4: Simplify right side
    1,800.25x = 1,532,193.80
  5. Step 5: Solve for x
    x = 1,532,193.80/1,800.25
  6. Step 6: Final answer
    x = 851.10

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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.