Home / 677,495.94-1,016,637.57-303,518.94

Finding the Fourth Proportional to 677,495.94, 1,016,637.57 and 303,518.94

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Solution

The fourth proportional to 677,495.94, 1,016,637.57 and 303,518.94 is: 455,454.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,495.94 : 1,016,637.57 = 303,518.94 : x
  2. Step 2: Convert to fraction form
    677,495.94/1,016,637.57 = 303,518.94/x
  3. Step 3: Cross multiply
    677,495.94x = 1,016,637.57 × 303,518.94
  4. Step 4: Simplify right side
    677,495.94x = 308,568,757,610.58
  5. Step 5: Solve for x
    x = 308,568,757,610.58/677,495.94
  6. Step 6: Final answer
    x = 455,454.77

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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.