Home / 396,206.42-546,631.89-226,320.26

Finding the Fourth Proportional to 396,206.42, 546,631.89 and 226,320.26

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Solution

The fourth proportional to 396,206.42, 546,631.89 and 226,320.26 is: 312,246.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,206.42 : 546,631.89 = 226,320.26 : x
  2. Step 2: Convert to fraction form
    396,206.42/546,631.89 = 226,320.26/x
  3. Step 3: Cross multiply
    396,206.42x = 546,631.89 × 226,320.26
  4. Step 4: Simplify right side
    396,206.42x = 123,713,871,469.09
  5. Step 5: Solve for x
    x = 123,713,871,469.09/396,206.42
  6. Step 6: Final answer
    x = 312,246.00

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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.