Home / 269,036.06-403,413.97-100,417.73

Finding the Fourth Proportional to 269,036.06, 403,413.97 and 100,417.73

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Solution

The fourth proportional to 269,036.06, 403,413.97 and 100,417.73 is: 150,574.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,036.06 : 403,413.97 = 100,417.73 : x
  2. Step 2: Convert to fraction form
    269,036.06/403,413.97 = 100,417.73/x
  3. Step 3: Cross multiply
    269,036.06x = 403,413.97 × 100,417.73
  4. Step 4: Simplify right side
    269,036.06x = 40,509,915,117.69
  5. Step 5: Solve for x
    x = 40,509,915,117.69/269,036.06
  6. Step 6: Final answer
    x = 150,574.30

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1.5x scale

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.