Home / 880,431.82-1,318,387.89-610,174.78

Finding the Fourth Proportional to 880,431.82, 1,318,387.89 and 610,174.78

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Solution

The fourth proportional to 880,431.82, 1,318,387.89 and 610,174.78 is: 913,696.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,431.82 : 1,318,387.89 = 610,174.78 : x
  2. Step 2: Convert to fraction form
    880,431.82/1,318,387.89 = 610,174.78/x
  3. Step 3: Cross multiply
    880,431.82x = 1,318,387.89 × 610,174.78
  4. Step 4: Simplify right side
    880,431.82x = 804,447,040,735.41
  5. Step 5: Solve for x
    x = 804,447,040,735.41/880,431.82
  6. Step 6: Final answer
    x = 913,696.01

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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.