Home / 752,537.92-1,128,544.44-331,584.16

Finding the Fourth Proportional to 752,537.92, 1,128,544.44 and 331,584.16

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Solution

The fourth proportional to 752,537.92, 1,128,544.44 and 331,584.16 is: 497,260.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,537.92 : 1,128,544.44 = 331,584.16 : x
  2. Step 2: Convert to fraction form
    752,537.92/1,128,544.44 = 331,584.16/x
  3. Step 3: Cross multiply
    752,537.92x = 1,128,544.44 × 331,584.16
  4. Step 4: Simplify right side
    752,537.92x = 374,207,460,160.07
  5. Step 5: Solve for x
    x = 374,207,460,160.07/752,537.92
  6. Step 6: Final answer
    x = 497,260.60

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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.