Home / 396,056.76-593,224.65-243,789.72

Finding the Fourth Proportional to 396,056.76, 593,224.65 and 243,789.72

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Solution

The fourth proportional to 396,056.76, 593,224.65 and 243,789.72 is: 365,154.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,056.76 : 593,224.65 = 243,789.72 : x
  2. Step 2: Convert to fraction form
    396,056.76/593,224.65 = 243,789.72/x
  3. Step 3: Cross multiply
    396,056.76x = 593,224.65 × 243,789.72
  4. Step 4: Simplify right side
    396,056.76x = 144,622,071,320.60
  5. Step 5: Solve for x
    x = 144,622,071,320.60/396,056.76
  6. Step 6: Final answer
    x = 365,154.91

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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.