Home / 275,300.24-380,077.19-173,413.04

Finding the Fourth Proportional to 275,300.24, 380,077.19 and 173,413.04

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Solution

The fourth proportional to 275,300.24, 380,077.19 and 173,413.04 is: 239,412.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,300.24 : 380,077.19 = 173,413.04 : x
  2. Step 2: Convert to fraction form
    275,300.24/380,077.19 = 173,413.04/x
  3. Step 3: Cross multiply
    275,300.24x = 380,077.19 × 173,413.04
  4. Step 4: Simplify right side
    275,300.24x = 65,910,338,185.11
  5. Step 5: Solve for x
    x = 65,910,338,185.11/275,300.24
  6. Step 6: Final answer
    x = 239,412.58

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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.