Home / 805,448.66-1,208,167.56-273,344.30

Finding the Fourth Proportional to 805,448.66, 1,208,167.56 and 273,344.30

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Solution

The fourth proportional to 805,448.66, 1,208,167.56 and 273,344.30 is: 410,014.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,448.66 : 1,208,167.56 = 273,344.30 : x
  2. Step 2: Convert to fraction form
    805,448.66/1,208,167.56 = 273,344.30/x
  3. Step 3: Cross multiply
    805,448.66x = 1,208,167.56 × 273,344.30
  4. Step 4: Simplify right side
    805,448.66x = 330,245,715,970.91
  5. Step 5: Solve for x
    x = 330,245,715,970.91/805,448.66
  6. Step 6: Final answer
    x = 410,014.61

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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.