Home / 1,340,500.08-2,010,732.60-329,630.80

Finding the Fourth Proportional to 1,340,500.08, 2,010,732.60 and 329,630.80

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Solution

The fourth proportional to 1,340,500.08, 2,010,732.60 and 329,630.80 is: 494,441.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,500.08 : 2,010,732.60 = 329,630.80 : x
  2. Step 2: Convert to fraction form
    1,340,500.08/2,010,732.60 = 329,630.80/x
  3. Step 3: Cross multiply
    1,340,500.08x = 2,010,732.60 × 329,630.80
  4. Step 4: Simplify right side
    1,340,500.08x = 662,799,395,524.08
  5. Step 5: Solve for x
    x = 662,799,395,524.08/1,340,500.08
  6. Step 6: Final answer
    x = 494,441.89

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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.