Home / 961,913.64-1,442,855.88-330,832.92

Finding the Fourth Proportional to 961,913.64, 1,442,855.88 and 330,832.92

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Solution

The fourth proportional to 961,913.64, 1,442,855.88 and 330,832.92 is: 496,244.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,913.64 : 1,442,855.88 = 330,832.92 : x
  2. Step 2: Convert to fraction form
    961,913.64/1,442,855.88 = 330,832.92/x
  3. Step 3: Cross multiply
    961,913.64x = 1,442,855.88 × 330,832.92
  4. Step 4: Simplify right side
    961,913.64x = 477,344,223,919.57
  5. Step 5: Solve for x
    x = 477,344,223,919.57/961,913.64
  6. Step 6: Final answer
    x = 496,244.37

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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.