Home / 677,476.26-1,016,607.94-303,499.26

Finding the Fourth Proportional to 677,476.26, 1,016,607.94 and 303,499.26

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Solution

The fourth proportional to 677,476.26, 1,016,607.94 and 303,499.26 is: 455,425.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,476.26 : 1,016,607.94 = 303,499.26 : x
  2. Step 2: Convert to fraction form
    677,476.26/1,016,607.94 = 303,499.26/x
  3. Step 3: Cross multiply
    677,476.26x = 1,016,607.94 × 303,499.26
  4. Step 4: Simplify right side
    677,476.26x = 308,539,757,500.12
  5. Step 5: Solve for x
    x = 308,539,757,500.12/677,476.26
  6. Step 6: Final answer
    x = 455,425.19

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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.