Home / 879,231.97-1,318,663.32-247,998.16

Finding the Fourth Proportional to 879,231.97, 1,318,663.32 and 247,998.16

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Solution

The fourth proportional to 879,231.97, 1,318,663.32 and 247,998.16 is: 371,945.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,231.97 : 1,318,663.32 = 247,998.16 : x
  2. Step 2: Convert to fraction form
    879,231.97/1,318,663.32 = 247,998.16/x
  3. Step 3: Cross multiply
    879,231.97x = 1,318,663.32 × 247,998.16
  4. Step 4: Simplify right side
    879,231.97x = 327,026,077,019.49
  5. Step 5: Solve for x
    x = 327,026,077,019.49/879,231.97
  6. Step 6: Final answer
    x = 371,945.16

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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.