Home / 804,227.03-1,206,072.79-324,330.89

Finding the Fourth Proportional to 804,227.03, 1,206,072.79 and 324,330.89

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Solution

The fourth proportional to 804,227.03, 1,206,072.79 and 324,330.89 is: 486,388.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,227.03 : 1,206,072.79 = 324,330.89 : x
  2. Step 2: Convert to fraction form
    804,227.03/1,206,072.79 = 324,330.89/x
  3. Step 3: Cross multiply
    804,227.03x = 1,206,072.79 × 324,330.89
  4. Step 4: Simplify right side
    804,227.03x = 391,166,654,544.29
  5. Step 5: Solve for x
    x = 391,166,654,544.29/804,227.03
  6. Step 6: Final answer
    x = 486,388.35

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Double scale
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1.5x scale

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.