Home / 1,229,419.86-1,844,129.76-330,863.58

Finding the Fourth Proportional to 1,229,419.86, 1,844,129.76 and 330,863.58

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Solution

The fourth proportional to 1,229,419.86, 1,844,129.76 and 330,863.58 is: 496,295.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,419.86 : 1,844,129.76 = 330,863.58 : x
  2. Step 2: Convert to fraction form
    1,229,419.86/1,844,129.76 = 330,863.58/x
  3. Step 3: Cross multiply
    1,229,419.86x = 1,844,129.76 × 330,863.58
  4. Step 4: Simplify right side
    1,229,419.86x = 610,155,374,378.14
  5. Step 5: Solve for x
    x = 610,155,374,378.14/1,229,419.86
  6. Step 6: Final answer
    x = 496,295.36

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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.