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Finding the Fourth Proportional to 1,799.22, 2,699.17 and 703.52

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Solution

The fourth proportional to 1,799.22, 2,699.17 and 703.52 is: 1,055.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,799.22 : 2,699.17 = 703.52 : x
  2. Step 2: Convert to fraction form
    1,799.22/2,699.17 = 703.52/x
  3. Step 3: Cross multiply
    1,799.22x = 2,699.17 × 703.52
  4. Step 4: Simplify right side
    1,799.22x = 1,898,920.08
  5. Step 5: Solve for x
    x = 1,898,920.08/1,799.22
  6. Step 6: Final answer
    x = 1,055.41

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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.