Home / 804,945.40-1,207,418.10-794,447.80

Finding the Fourth Proportional to 804,945.40, 1,207,418.10 and 794,447.80

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Solution

The fourth proportional to 804,945.40, 1,207,418.10 and 794,447.80 is: 1,191,671.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,945.40 : 1,207,418.10 = 794,447.80 : x
  2. Step 2: Convert to fraction form
    804,945.40/1,207,418.10 = 794,447.80/x
  3. Step 3: Cross multiply
    804,945.40x = 1,207,418.10 × 794,447.80
  4. Step 4: Simplify right side
    804,945.40x = 959,230,653,225.18
  5. Step 5: Solve for x
    x = 959,230,653,225.18/804,945.40
  6. Step 6: Final answer
    x = 1,191,671.70

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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.