Home / 1,334,790.68-2,002,169.30-323,921

Finding the Fourth Proportional to 1,334,790.68, 2,002,169.30 and 323,921

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Solution

The fourth proportional to 1,334,790.68, 2,002,169.30 and 323,921 is: 485,877.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,790.68 : 2,002,169.30 = 323,921 : x
  2. Step 2: Convert to fraction form
    1,334,790.68/2,002,169.30 = 323,921/x
  3. Step 3: Cross multiply
    1,334,790.68x = 2,002,169.30 × 323,921
  4. Step 4: Simplify right side
    1,334,790.68x = 648,544,681,825.30
  5. Step 5: Solve for x
    x = 648,544,681,825.30/1,334,790.68
  6. Step 6: Final answer
    x = 485,877.44

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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.