Home / 827,200.58-1,240,887.14-228,161.84

Finding the Fourth Proportional to 827,200.58, 1,240,887.14 and 228,161.84

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Solution

The fourth proportional to 827,200.58, 1,240,887.14 and 228,161.84 is: 342,266.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,200.58 : 1,240,887.14 = 228,161.84 : x
  2. Step 2: Convert to fraction form
    827,200.58/1,240,887.14 = 228,161.84/x
  3. Step 3: Cross multiply
    827,200.58x = 1,240,887.14 × 228,161.84
  4. Step 4: Simplify right side
    827,200.58x = 283,123,093,094.74
  5. Step 5: Solve for x
    x = 283,123,093,094.74/827,200.58
  6. Step 6: Final answer
    x = 342,266.56

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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.