Home / 827,273.75-1,240,982.09-228,234.91

Finding the Fourth Proportional to 827,273.75, 1,240,982.09 and 228,234.91

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Solution

The fourth proportional to 827,273.75, 1,240,982.09 and 228,234.91 is: 342,372.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,273.75 : 1,240,982.09 = 228,234.91 : x
  2. Step 2: Convert to fraction form
    827,273.75/1,240,982.09 = 228,234.91/x
  3. Step 3: Cross multiply
    827,273.75x = 1,240,982.09 × 228,234.91
  4. Step 4: Simplify right side
    827,273.75x = 283,235,433,090.89
  5. Step 5: Solve for x
    x = 283,235,433,090.89/827,273.75
  6. Step 6: Final answer
    x = 342,372.08

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1.5x scale

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.