Home / 454,414.54-681,413.13-154,773.21

Finding the Fourth Proportional to 454,414.54, 681,413.13 and 154,773.21

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Solution

The fourth proportional to 454,414.54, 681,413.13 and 154,773.21 is: 232,088.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,414.54 : 681,413.13 = 154,773.21 : x
  2. Step 2: Convert to fraction form
    454,414.54/681,413.13 = 154,773.21/x
  3. Step 3: Cross multiply
    454,414.54x = 681,413.13 × 154,773.21
  4. Step 4: Simplify right side
    454,414.54x = 105,464,497,466.25
  5. Step 5: Solve for x
    x = 105,464,497,466.25/454,414.54
  6. Step 6: Final answer
    x = 232,088.74

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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.