Home / 740,413.83-1,110,620.75-179,448.33

Finding the Fourth Proportional to 740,413.83, 1,110,620.75 and 179,448.33

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Solution

The fourth proportional to 740,413.83, 1,110,620.75 and 179,448.33 is: 269,172.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,413.83 : 1,110,620.75 = 179,448.33 : x
  2. Step 2: Convert to fraction form
    740,413.83/1,110,620.75 = 179,448.33/x
  3. Step 3: Cross multiply
    740,413.83x = 1,110,620.75 × 179,448.33
  4. Step 4: Simplify right side
    740,413.83x = 199,299,036,880.59
  5. Step 5: Solve for x
    x = 199,299,036,880.59/740,413.83
  6. Step 6: Final answer
    x = 269,172.49

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Double scale
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Similar ratio
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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.