Home / 396,722.40-594,150.48-307,263.84

Finding the Fourth Proportional to 396,722.40, 594,150.48 and 307,263.84

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Solution

The fourth proportional to 396,722.40, 594,150.48 and 307,263.84 is: 460,173.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,722.40 : 594,150.48 = 307,263.84 : x
  2. Step 2: Convert to fraction form
    396,722.40/594,150.48 = 307,263.84/x
  3. Step 3: Cross multiply
    396,722.40x = 594,150.48 × 307,263.84
  4. Step 4: Simplify right side
    396,722.40x = 182,560,958,022.64
  5. Step 5: Solve for x
    x = 182,560,958,022.64/396,722.40
  6. Step 6: Final answer
    x = 460,173.05

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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.