Home / 804,930.90-1,207,396.35-794,433.30

Finding the Fourth Proportional to 804,930.90, 1,207,396.35 and 794,433.30

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Solution

The fourth proportional to 804,930.90, 1,207,396.35 and 794,433.30 is: 1,191,649.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,930.90 : 1,207,396.35 = 794,433.30 : x
  2. Step 2: Convert to fraction form
    804,930.90/1,207,396.35 = 794,433.30/x
  3. Step 3: Cross multiply
    804,930.90x = 1,207,396.35 × 794,433.30
  4. Step 4: Simplify right side
    804,930.90x = 959,195,866,738.46
  5. Step 5: Solve for x
    x = 959,195,866,738.46/804,930.90
  6. Step 6: Final answer
    x = 1,191,649.95

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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.