Home / 827,272.88-1,240,980.80-228,234.04

Finding the Fourth Proportional to 827,272.88, 1,240,980.80 and 228,234.04

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Solution

The fourth proportional to 827,272.88, 1,240,980.80 and 228,234.04 is: 342,370.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,272.88 : 1,240,980.80 = 228,234.04 : x
  2. Step 2: Convert to fraction form
    827,272.88/1,240,980.80 = 228,234.04/x
  3. Step 3: Cross multiply
    827,272.88x = 1,240,980.80 × 228,234.04
  4. Step 4: Simplify right side
    827,272.88x = 283,234,057,302.81
  5. Step 5: Solve for x
    x = 283,234,057,302.81/827,272.88
  6. Step 6: Final answer
    x = 342,370.78

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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.