Home / 1,202,450.43-1,659,399.30-658,636.68

Finding the Fourth Proportional to 1,202,450.43, 1,659,399.30 and 658,636.68

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Solution

The fourth proportional to 1,202,450.43, 1,659,399.30 and 658,636.68 is: 908,928.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,450.43 : 1,659,399.30 = 658,636.68 : x
  2. Step 2: Convert to fraction form
    1,202,450.43/1,659,399.30 = 658,636.68/x
  3. Step 3: Cross multiply
    1,202,450.43x = 1,659,399.30 × 658,636.68
  4. Step 4: Simplify right side
    1,202,450.43x = 1,092,941,245,746.32
  5. Step 5: Solve for x
    x = 1,092,941,245,746.32/1,202,450.43
  6. Step 6: Final answer
    x = 908,928.32

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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.