Home / 827,199.09-1,240,884.90-228,160.35

Finding the Fourth Proportional to 827,199.09, 1,240,884.90 and 228,160.35

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Solution

The fourth proportional to 827,199.09, 1,240,884.90 and 228,160.35 is: 342,264.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,199.09 : 1,240,884.90 = 228,160.35 : x
  2. Step 2: Convert to fraction form
    827,199.09/1,240,884.90 = 228,160.35/x
  3. Step 3: Cross multiply
    827,199.09x = 1,240,884.90 × 228,160.35
  4. Step 4: Simplify right side
    827,199.09x = 283,120,733,093.72
  5. Step 5: Solve for x
    x = 283,120,733,093.72/827,199.09
  6. Step 6: Final answer
    x = 342,264.32

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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.