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Finding the Fourth Proportional to 444,505.79, 613,413.20 and 240,552.20

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Solution

The fourth proportional to 444,505.79, 613,413.20 and 240,552.20 is: 331,959.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,505.79 : 613,413.20 = 240,552.20 : x
  2. Step 2: Convert to fraction form
    444,505.79/613,413.20 = 240,552.20/x
  3. Step 3: Cross multiply
    444,505.79x = 613,413.20 × 240,552.20
  4. Step 4: Simplify right side
    444,505.79x = 147,557,891,701.97
  5. Step 5: Solve for x
    x = 147,557,891,701.97/444,505.79
  6. Step 6: Final answer
    x = 331,959.44

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1.5x scale

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.