Home / 1,334,862-2,002,271.78-323,992.30

Finding the Fourth Proportional to 1,334,862, 2,002,271.78 and 323,992.30

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Solution

The fourth proportional to 1,334,862, 2,002,271.78 and 323,992.30 is: 485,983.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,862 : 2,002,271.78 = 323,992.30 : x
  2. Step 2: Convert to fraction form
    1,334,862/2,002,271.78 = 323,992.30/x
  3. Step 3: Cross multiply
    1,334,862x = 2,002,271.78 × 323,992.30
  4. Step 4: Simplify right side
    1,334,862x = 648,720,639,227.29
  5. Step 5: Solve for x
    x = 648,720,639,227.29/1,334,862
  6. Step 6: Final answer
    x = 485,983.30

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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.