Home / 1,444.05-2,166.27-469.82

Finding the Fourth Proportional to 1,444.05, 2,166.27 and 469.82

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Solution

The fourth proportional to 1,444.05, 2,166.27 and 469.82 is: 704.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,444.05 : 2,166.27 = 469.82 : x
  2. Step 2: Convert to fraction form
    1,444.05/2,166.27 = 469.82/x
  3. Step 3: Cross multiply
    1,444.05x = 2,166.27 × 469.82
  4. Step 4: Simplify right side
    1,444.05x = 1,017,754.62
  5. Step 5: Solve for x
    x = 1,017,754.62/1,444.05
  6. Step 6: Final answer
    x = 704.79

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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.