Home / 396,936.88-547,652.21-224,827.50

Finding the Fourth Proportional to 396,936.88, 547,652.21 and 224,827.50

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Solution

The fourth proportional to 396,936.88, 547,652.21 and 224,827.50 is: 310,193.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,936.88 : 547,652.21 = 224,827.50 : x
  2. Step 2: Convert to fraction form
    396,936.88/547,652.21 = 224,827.50/x
  3. Step 3: Cross multiply
    396,936.88x = 547,652.21 × 224,827.50
  4. Step 4: Simplify right side
    396,936.88x = 123,127,276,989.77
  5. Step 5: Solve for x
    x = 123,127,276,989.77/396,936.88
  6. Step 6: Final answer
    x = 310,193.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.