Home / 827,199.08-1,240,884.89-228,160.34

Finding the Fourth Proportional to 827,199.08, 1,240,884.89 and 228,160.34

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Solution

The fourth proportional to 827,199.08, 1,240,884.89 and 228,160.34 is: 342,264.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,199.08 : 1,240,884.89 = 228,160.34 : x
  2. Step 2: Convert to fraction form
    827,199.08/1,240,884.89 = 228,160.34/x
  3. Step 3: Cross multiply
    827,199.08x = 1,240,884.89 × 228,160.34
  4. Step 4: Simplify right side
    827,199.08x = 283,120,718,403.26
  5. Step 5: Solve for x
    x = 283,120,718,403.26/827,199.08
  6. Step 6: Final answer
    x = 342,264.31

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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.