Home / 722,413.62-1,083,691.71-249,036.66

Finding the Fourth Proportional to 722,413.62, 1,083,691.71 and 249,036.66

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Solution

The fourth proportional to 722,413.62, 1,083,691.71 and 249,036.66 is: 373,579.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,413.62 : 1,083,691.71 = 249,036.66 : x
  2. Step 2: Convert to fraction form
    722,413.62/1,083,691.71 = 249,036.66/x
  3. Step 3: Cross multiply
    722,413.62x = 1,083,691.71 × 249,036.66
  4. Step 4: Simplify right side
    722,413.62x = 269,878,963,928.09
  5. Step 5: Solve for x
    x = 269,878,963,928.09/722,413.62
  6. Step 6: Final answer
    x = 373,579.56

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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.