Home / 366,942.10-550,413.15-156,601.30

Finding the Fourth Proportional to 366,942.10, 550,413.15 and 156,601.30

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Solution

The fourth proportional to 366,942.10, 550,413.15 and 156,601.30 is: 234,901.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,942.10 : 550,413.15 = 156,601.30 : x
  2. Step 2: Convert to fraction form
    366,942.10/550,413.15 = 156,601.30/x
  3. Step 3: Cross multiply
    366,942.10x = 550,413.15 × 156,601.30
  4. Step 4: Simplify right side
    366,942.10x = 86,195,414,827.10
  5. Step 5: Solve for x
    x = 86,195,414,827.10/366,942.10
  6. Step 6: Final answer
    x = 234,901.95

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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.