Home / 902,603.68-1,245,592.92-494,718.64

Finding the Fourth Proportional to 902,603.68, 1,245,592.92 and 494,718.64

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Solution

The fourth proportional to 902,603.68, 1,245,592.92 and 494,718.64 is: 682,711.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,603.68 : 1,245,592.92 = 494,718.64 : x
  2. Step 2: Convert to fraction form
    902,603.68/1,245,592.92 = 494,718.64/x
  3. Step 3: Cross multiply
    902,603.68x = 1,245,592.92 × 494,718.64
  4. Step 4: Simplify right side
    902,603.68x = 616,218,035,376.03
  5. Step 5: Solve for x
    x = 616,218,035,376.03/902,603.68
  6. Step 6: Final answer
    x = 682,711.64

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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.