Home / 844,980.82-1,267,472.18-213,894.64

Finding the Fourth Proportional to 844,980.82, 1,267,472.18 and 213,894.64

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Solution

The fourth proportional to 844,980.82, 1,267,472.18 and 213,894.64 is: 320,842.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,980.82 : 1,267,472.18 = 213,894.64 : x
  2. Step 2: Convert to fraction form
    844,980.82/1,267,472.18 = 213,894.64/x
  3. Step 3: Cross multiply
    844,980.82x = 1,267,472.18 × 213,894.64
  4. Step 4: Simplify right side
    844,980.82x = 271,105,504,581.64
  5. Step 5: Solve for x
    x = 271,105,504,581.64/844,980.82
  6. Step 6: Final answer
    x = 320,842.20

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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.