Home / 827,690.07-1,241,558.51-228,651.33

Finding the Fourth Proportional to 827,690.07, 1,241,558.51 and 228,651.33

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Solution

The fourth proportional to 827,690.07, 1,241,558.51 and 228,651.33 is: 342,983.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,690.07 : 1,241,558.51 = 228,651.33 : x
  2. Step 2: Convert to fraction form
    827,690.07/1,241,558.51 = 228,651.33/x
  3. Step 3: Cross multiply
    827,690.07x = 1,241,558.51 × 228,651.33
  4. Step 4: Simplify right side
    827,690.07x = 283,884,003,441.06
  5. Step 5: Solve for x
    x = 283,884,003,441.06/827,690.07
  6. Step 6: Final answer
    x = 342,983.46

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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.