Home / 844,751.63-1,267,131.69-213,666.05

Finding the Fourth Proportional to 844,751.63, 1,267,131.69 and 213,666.05

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Solution

The fourth proportional to 844,751.63, 1,267,131.69 and 213,666.05 is: 320,500.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,751.63 : 1,267,131.69 = 213,666.05 : x
  2. Step 2: Convert to fraction form
    844,751.63/1,267,131.69 = 213,666.05/x
  3. Step 3: Cross multiply
    844,751.63x = 1,267,131.69 × 213,666.05
  4. Step 4: Simplify right side
    844,751.63x = 270,743,023,032.12
  5. Step 5: Solve for x
    x = 270,743,023,032.12/844,751.63
  6. Step 6: Final answer
    x = 320,500.15

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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.