Home / 1,229,421.86-1,844,132.76-330,865.58

Finding the Fourth Proportional to 1,229,421.86, 1,844,132.76 and 330,865.58

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Solution

The fourth proportional to 1,229,421.86, 1,844,132.76 and 330,865.58 is: 496,298.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,421.86 : 1,844,132.76 = 330,865.58 : x
  2. Step 2: Convert to fraction form
    1,229,421.86/1,844,132.76 = 330,865.58/x
  3. Step 3: Cross multiply
    1,229,421.86x = 1,844,132.76 × 330,865.58
  4. Step 4: Simplify right side
    1,229,421.86x = 610,160,055,234.40
  5. Step 5: Solve for x
    x = 610,160,055,234.40/1,229,421.86
  6. Step 6: Final answer
    x = 496,298.36

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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.