Home / 755,577.41-1,042,687.74-411,413.23

Finding the Fourth Proportional to 755,577.41, 1,042,687.74 and 411,413.23

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Solution

The fourth proportional to 755,577.41, 1,042,687.74 and 411,413.23 is: 567,745.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,577.41 : 1,042,687.74 = 411,413.23 : x
  2. Step 2: Convert to fraction form
    755,577.41/1,042,687.74 = 411,413.23/x
  3. Step 3: Cross multiply
    755,577.41x = 1,042,687.74 × 411,413.23
  4. Step 4: Simplify right side
    755,577.41x = 428,975,528,937.73
  5. Step 5: Solve for x
    x = 428,975,528,937.73/755,577.41
  6. Step 6: Final answer
    x = 567,745.31

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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.