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Finding the Fourth Proportional to 567,717.04, 783,413.68 and 325,829.36

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Solution

The fourth proportional to 567,717.04, 783,413.68 and 325,829.36 is: 449,623.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,717.04 : 783,413.68 = 325,829.36 : x
  2. Step 2: Convert to fraction form
    567,717.04/783,413.68 = 325,829.36/x
  3. Step 3: Cross multiply
    567,717.04x = 783,413.68 × 325,829.36
  4. Step 4: Simplify right side
    567,717.04x = 255,259,177,969.65
  5. Step 5: Solve for x
    x = 255,259,177,969.65/567,717.04
  6. Step 6: Final answer
    x = 449,623.95

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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.