Home / 398,733.97-595,559.16-360,725.13

Finding the Fourth Proportional to 398,733.97, 595,559.16 and 360,725.13

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Solution

The fourth proportional to 398,733.97, 595,559.16 and 360,725.13 is: 538,788.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,733.97 : 595,559.16 = 360,725.13 : x
  2. Step 2: Convert to fraction form
    398,733.97/595,559.16 = 360,725.13/x
  3. Step 3: Cross multiply
    398,733.97x = 595,559.16 × 360,725.13
  4. Step 4: Simplify right side
    398,733.97x = 214,833,155,413.69
  5. Step 5: Solve for x
    x = 214,833,155,413.69/398,733.97
  6. Step 6: Final answer
    x = 538,788.19

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.