Home / 1,202,362.82-1,659,260.70-658,499.91

Finding the Fourth Proportional to 1,202,362.82, 1,659,260.70 and 658,499.91

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Solution

The fourth proportional to 1,202,362.82, 1,659,260.70 and 658,499.91 is: 908,729.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,362.82 : 1,659,260.70 = 658,499.91 : x
  2. Step 2: Convert to fraction form
    1,202,362.82/1,659,260.70 = 658,499.91/x
  3. Step 3: Cross multiply
    1,202,362.82x = 1,659,260.70 × 658,499.91
  4. Step 4: Simplify right side
    1,202,362.82x = 1,092,623,018,324.04
  5. Step 5: Solve for x
    x = 1,092,623,018,324.04/1,202,362.82
  6. Step 6: Final answer
    x = 908,729.88

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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.