Home / 903,960.82-1,247,481.25-496,100.61

Finding the Fourth Proportional to 903,960.82, 1,247,481.25 and 496,100.61

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Solution

The fourth proportional to 903,960.82, 1,247,481.25 and 496,100.61 is: 684,627.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,960.82 : 1,247,481.25 = 496,100.61 : x
  2. Step 2: Convert to fraction form
    903,960.82/1,247,481.25 = 496,100.61/x
  3. Step 3: Cross multiply
    903,960.82x = 1,247,481.25 × 496,100.61
  4. Step 4: Simplify right side
    903,960.82x = 618,876,209,253.77
  5. Step 5: Solve for x
    x = 618,876,209,253.77/903,960.82
  6. Step 6: Final answer
    x = 684,627.25

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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.