Home / 403,895.40-605,982.48-179,413.08

Finding the Fourth Proportional to 403,895.40, 605,982.48 and 179,413.08

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Solution

The fourth proportional to 403,895.40, 605,982.48 and 179,413.08 is: 269,181.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,895.40 : 605,982.48 = 179,413.08 : x
  2. Step 2: Convert to fraction form
    403,895.40/605,982.48 = 179,413.08/x
  3. Step 3: Cross multiply
    403,895.40x = 605,982.48 × 179,413.08
  4. Step 4: Simplify right side
    403,895.40x = 108,721,183,162.84
  5. Step 5: Solve for x
    x = 108,721,183,162.84/403,895.40
  6. Step 6: Final answer
    x = 269,181.53

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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.