Home / 1,229,243.32-1,844,135.76-376,321.42

Finding the Fourth Proportional to 1,229,243.32, 1,844,135.76 and 376,321.42

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Solution

The fourth proportional to 1,229,243.32, 1,844,135.76 and 376,321.42 is: 564,565.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,243.32 : 1,844,135.76 = 376,321.42 : x
  2. Step 2: Convert to fraction form
    1,229,243.32/1,844,135.76 = 376,321.42/x
  3. Step 3: Cross multiply
    1,229,243.32x = 1,844,135.76 × 376,321.42
  4. Step 4: Simplify right side
    1,229,243.32x = 693,987,787,875.98
  5. Step 5: Solve for x
    x = 693,987,787,875.98/1,229,243.32
  6. Step 6: Final answer
    x = 564,565.03

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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.