Home / 396,301.56-546,896.16-226,539.34

Finding the Fourth Proportional to 396,301.56, 546,896.16 and 226,539.34

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Solution

The fourth proportional to 396,301.56, 546,896.16 and 226,539.34 is: 312,624.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,301.56 : 546,896.16 = 226,539.34 : x
  2. Step 2: Convert to fraction form
    396,301.56/546,896.16 = 226,539.34/x
  3. Step 3: Cross multiply
    396,301.56x = 546,896.16 × 226,539.34
  4. Step 4: Simplify right side
    396,301.56x = 123,893,495,134.93
  5. Step 5: Solve for x
    x = 123,893,495,134.93/396,301.56
  6. Step 6: Final answer
    x = 312,624.29

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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.