Home / 827,453.60-1,241,794.80-329,175.20

Finding the Fourth Proportional to 827,453.60, 1,241,794.80 and 329,175.20

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Solution

The fourth proportional to 827,453.60, 1,241,794.80 and 329,175.20 is: 494,007.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,453.60 : 1,241,794.80 = 329,175.20 : x
  2. Step 2: Convert to fraction form
    827,453.60/1,241,794.80 = 329,175.20/x
  3. Step 3: Cross multiply
    827,453.60x = 1,241,794.80 × 329,175.20
  4. Step 4: Simplify right side
    827,453.60x = 408,768,051,648.96
  5. Step 5: Solve for x
    x = 408,768,051,648.96/827,453.60
  6. Step 6: Final answer
    x = 494,007.22

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1.5x scale

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.