Home / 744,379.28-1,116,569.52-183,413.84

Finding the Fourth Proportional to 744,379.28, 1,116,569.52 and 183,413.84

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Solution

The fourth proportional to 744,379.28, 1,116,569.52 and 183,413.84 is: 275,120.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,379.28 : 1,116,569.52 = 183,413.84 : x
  2. Step 2: Convert to fraction form
    744,379.28/1,116,569.52 = 183,413.84/x
  3. Step 3: Cross multiply
    744,379.28x = 1,116,569.52 × 183,413.84
  4. Step 4: Simplify right side
    744,379.28x = 204,794,303,290.16
  5. Step 5: Solve for x
    x = 204,794,303,290.16/744,379.28
  6. Step 6: Final answer
    x = 275,120.91

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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.