Home / 797,616.27-1,196,656.07-257,861.03

Finding the Fourth Proportional to 797,616.27, 1,196,656.07 and 257,861.03

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Solution

The fourth proportional to 797,616.27, 1,196,656.07 and 257,861.03 is: 386,866.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,616.27 : 1,196,656.07 = 257,861.03 : x
  2. Step 2: Convert to fraction form
    797,616.27/1,196,656.07 = 257,861.03/x
  3. Step 3: Cross multiply
    797,616.27x = 1,196,656.07 × 257,861.03
  4. Step 4: Simplify right side
    797,616.27x = 308,570,959,493.37
  5. Step 5: Solve for x
    x = 308,570,959,493.37/797,616.27
  6. Step 6: Final answer
    x = 386,866.43

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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.