Home / 799,986.28-1,104,082.62-455,945.88

Finding the Fourth Proportional to 799,986.28, 1,104,082.62 and 455,945.88

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Solution

The fourth proportional to 799,986.28, 1,104,082.62 and 455,945.88 is: 629,263.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,986.28 : 1,104,082.62 = 455,945.88 : x
  2. Step 2: Convert to fraction form
    799,986.28/1,104,082.62 = 455,945.88/x
  3. Step 3: Cross multiply
    799,986.28x = 1,104,082.62 × 455,945.88
  4. Step 4: Simplify right side
    799,986.28x = 503,401,921,768.61
  5. Step 5: Solve for x
    x = 503,401,921,768.61/799,986.28
  6. Step 6: Final answer
    x = 629,263.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.