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Finding the Fourth Proportional to 460,012.16, 635,045.87 and 356,413.97

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Solution

The fourth proportional to 460,012.16, 635,045.87 and 356,413.97 is: 492,028.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,012.16 : 635,045.87 = 356,413.97 : x
  2. Step 2: Convert to fraction form
    460,012.16/635,045.87 = 356,413.97/x
  3. Step 3: Cross multiply
    460,012.16x = 635,045.87 × 356,413.97
  4. Step 4: Simplify right side
    460,012.16x = 226,339,222,137.45
  5. Step 5: Solve for x
    x = 226,339,222,137.45/460,012.16
  6. Step 6: Final answer
    x = 492,028.78

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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.