Home / 844,969.83-1,267,455.68-213,883.65

Finding the Fourth Proportional to 844,969.83, 1,267,455.68 and 213,883.65

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Solution

The fourth proportional to 844,969.83, 1,267,455.68 and 213,883.65 is: 320,825.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,969.83 : 1,267,455.68 = 213,883.65 : x
  2. Step 2: Convert to fraction form
    844,969.83/1,267,455.68 = 213,883.65/x
  3. Step 3: Cross multiply
    844,969.83x = 1,267,455.68 × 213,883.65
  4. Step 4: Simplify right side
    844,969.83x = 271,088,045,982.21
  5. Step 5: Solve for x
    x = 271,088,045,982.21/844,969.83
  6. Step 6: Final answer
    x = 320,825.71

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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.