Home / 1,086,074.08-1,629,374.32-327,870.19

Finding the Fourth Proportional to 1,086,074.08, 1,629,374.32 and 327,870.19

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Solution

The fourth proportional to 1,086,074.08, 1,629,374.32 and 327,870.19 is: 491,884.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,074.08 : 1,629,374.32 = 327,870.19 : x
  2. Step 2: Convert to fraction form
    1,086,074.08/1,629,374.32 = 327,870.19/x
  3. Step 3: Cross multiply
    1,086,074.08x = 1,629,374.32 × 327,870.19
  4. Step 4: Simplify right side
    1,086,074.08x = 534,223,267,879.52
  5. Step 5: Solve for x
    x = 534,223,267,879.52/1,086,074.08
  6. Step 6: Final answer
    x = 491,884.74

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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.