Home / 725,137.52-1,087,593.96-370,413.68

Finding the Fourth Proportional to 725,137.52, 1,087,593.96 and 370,413.68

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Solution

The fourth proportional to 725,137.52, 1,087,593.96 and 370,413.68 is: 555,563.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,137.52 : 1,087,593.96 = 370,413.68 : x
  2. Step 2: Convert to fraction form
    725,137.52/1,087,593.96 = 370,413.68/x
  3. Step 3: Cross multiply
    725,137.52x = 1,087,593.96 × 370,413.68
  4. Step 4: Simplify right side
    725,137.52x = 402,859,681,069.37
  5. Step 5: Solve for x
    x = 402,859,681,069.37/725,137.52
  6. Step 6: Final answer
    x = 555,563.14

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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.