Home / 378,413.50-566,977.90-228,338.44

Finding the Fourth Proportional to 378,413.50, 566,977.90 and 228,338.44

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Solution

The fourth proportional to 378,413.50, 566,977.90 and 228,338.44 is: 342,120.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,413.50 : 566,977.90 = 228,338.44 : x
  2. Step 2: Convert to fraction form
    378,413.50/566,977.90 = 228,338.44/x
  3. Step 3: Cross multiply
    378,413.50x = 566,977.90 × 228,338.44
  4. Step 4: Simplify right side
    378,413.50x = 129,462,849,200.48
  5. Step 5: Solve for x
    x = 129,462,849,200.48/378,413.50
  6. Step 6: Final answer
    x = 342,120.06

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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.