Home / 804,876.57-1,110,487.45-482,469.03

Finding the Fourth Proportional to 804,876.57, 1,110,487.45 and 482,469.03

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Solution

The fourth proportional to 804,876.57, 1,110,487.45 and 482,469.03 is: 665,662.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,876.57 : 1,110,487.45 = 482,469.03 : x
  2. Step 2: Convert to fraction form
    804,876.57/1,110,487.45 = 482,469.03/x
  3. Step 3: Cross multiply
    804,876.57x = 1,110,487.45 × 482,469.03
  4. Step 4: Simplify right side
    804,876.57x = 535,775,798,846.28
  5. Step 5: Solve for x
    x = 535,775,798,846.28/804,876.57
  6. Step 6: Final answer
    x = 665,662.07

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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.