Home / 1,044,198.40-1,565,131.20-445,057.60

Finding the Fourth Proportional to 1,044,198.40, 1,565,131.20 and 445,057.60

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Solution

The fourth proportional to 1,044,198.40, 1,565,131.20 and 445,057.60 is: 667,089.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,044,198.40 : 1,565,131.20 = 445,057.60 : x
  2. Step 2: Convert to fraction form
    1,044,198.40/1,565,131.20 = 445,057.60/x
  3. Step 3: Cross multiply
    1,044,198.40x = 1,565,131.20 × 445,057.60
  4. Step 4: Simplify right side
    1,044,198.40x = 696,573,535,557.12
  5. Step 5: Solve for x
    x = 696,573,535,557.12/1,044,198.40
  6. Step 6: Final answer
    x = 667,089.26

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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.