Home / 396,123.18-594,226.44-115,641.24

Finding the Fourth Proportional to 396,123.18, 594,226.44 and 115,641.24

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Solution

The fourth proportional to 396,123.18, 594,226.44 and 115,641.24 is: 173,474.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,123.18 : 594,226.44 = 115,641.24 : x
  2. Step 2: Convert to fraction form
    396,123.18/594,226.44 = 115,641.24/x
  3. Step 3: Cross multiply
    396,123.18x = 594,226.44 × 115,641.24
  4. Step 4: Simplify right side
    396,123.18x = 68,717,082,362.39
  5. Step 5: Solve for x
    x = 68,717,082,362.39/396,123.18
  6. Step 6: Final answer
    x = 173,474.02

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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.