Home / 799,898.74-1,199,910.06-267,421.78

Finding the Fourth Proportional to 799,898.74, 1,199,910.06 and 267,421.78

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Solution

The fourth proportional to 799,898.74, 1,199,910.06 and 267,421.78 is: 401,153.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,898.74 : 1,199,910.06 = 267,421.78 : x
  2. Step 2: Convert to fraction form
    799,898.74/1,199,910.06 = 267,421.78/x
  3. Step 3: Cross multiply
    799,898.74x = 1,199,910.06 × 267,421.78
  4. Step 4: Simplify right side
    799,898.74x = 320,882,084,085.11
  5. Step 5: Solve for x
    x = 320,882,084,085.11/799,898.74
  6. Step 6: Final answer
    x = 401,153.38

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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.