Home / 799,672.44-1,199,718.94-287,389.29

Finding the Fourth Proportional to 799,672.44, 1,199,718.94 and 287,389.29

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Solution

The fourth proportional to 799,672.44, 1,199,718.94 and 287,389.29 is: 431,159.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,672.44 : 1,199,718.94 = 287,389.29 : x
  2. Step 2: Convert to fraction form
    799,672.44/1,199,718.94 = 287,389.29/x
  3. Step 3: Cross multiply
    799,672.44x = 1,199,718.94 × 287,389.29
  4. Step 4: Simplify right side
    799,672.44x = 344,786,374,366.15
  5. Step 5: Solve for x
    x = 344,786,374,366.15/799,672.44
  6. Step 6: Final answer
    x = 431,159.51

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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.