Home / 846,194.20-1,269,255.30-285,227.80

Finding the Fourth Proportional to 846,194.20, 1,269,255.30 and 285,227.80

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Solution

The fourth proportional to 846,194.20, 1,269,255.30 and 285,227.80 is: 427,829.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,194.20 : 1,269,255.30 = 285,227.80 : x
  2. Step 2: Convert to fraction form
    846,194.20/1,269,255.30 = 285,227.80/x
  3. Step 3: Cross multiply
    846,194.20x = 1,269,255.30 × 285,227.80
  4. Step 4: Simplify right side
    846,194.20x = 362,026,896,857.34
  5. Step 5: Solve for x
    x = 362,026,896,857.34/846,194.20
  6. Step 6: Final answer
    x = 427,829.57

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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.