Home / 1,067,131.79-1,600,579.77-268,413.65

Finding the Fourth Proportional to 1,067,131.79, 1,600,579.77 and 268,413.65

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Solution

The fourth proportional to 1,067,131.79, 1,600,579.77 and 268,413.65 is: 402,590.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,131.79 : 1,600,579.77 = 268,413.65 : x
  2. Step 2: Convert to fraction form
    1,067,131.79/1,600,579.77 = 268,413.65/x
  3. Step 3: Cross multiply
    1,067,131.79x = 1,600,579.77 × 268,413.65
  4. Step 4: Simplify right side
    1,067,131.79x = 429,617,458,181.86
  5. Step 5: Solve for x
    x = 429,617,458,181.86/1,067,131.79
  6. Step 6: Final answer
    x = 402,590.82

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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.