Home / 833,672.40-1,149,833.22-717,583.44

Finding the Fourth Proportional to 833,672.40, 1,149,833.22 and 717,583.44

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Solution

The fourth proportional to 833,672.40, 1,149,833.22 and 717,583.44 is: 989,718.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,672.40 : 1,149,833.22 = 717,583.44 : x
  2. Step 2: Convert to fraction form
    833,672.40/1,149,833.22 = 717,583.44/x
  3. Step 3: Cross multiply
    833,672.40x = 1,149,833.22 × 717,583.44
  4. Step 4: Simplify right side
    833,672.40x = 825,101,277,433.88
  5. Step 5: Solve for x
    x = 825,101,277,433.88/833,672.40
  6. Step 6: Final answer
    x = 989,718.84

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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.