Home / 961,922.64-1,442,869.32-330,841.92

Finding the Fourth Proportional to 961,922.64, 1,442,869.32 and 330,841.92

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Solution

The fourth proportional to 961,922.64, 1,442,869.32 and 330,841.92 is: 496,257.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,922.64 : 1,442,869.32 = 330,841.92 : x
  2. Step 2: Convert to fraction form
    961,922.64/1,442,869.32 = 330,841.92/x
  3. Step 3: Cross multiply
    961,922.64x = 1,442,869.32 × 330,841.92
  4. Step 4: Simplify right side
    961,922.64x = 477,361,656,137.89
  5. Step 5: Solve for x
    x = 477,361,656,137.89/961,922.64
  6. Step 6: Final answer
    x = 496,257.84

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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.