Home / 482,481.40-723,723.96-201,801.76

Finding the Fourth Proportional to 482,481.40, 723,723.96 and 201,801.76

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Solution

The fourth proportional to 482,481.40, 723,723.96 and 201,801.76 is: 302,703.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,481.40 : 723,723.96 = 201,801.76 : x
  2. Step 2: Convert to fraction form
    482,481.40/723,723.96 = 201,801.76/x
  3. Step 3: Cross multiply
    482,481.40x = 723,723.96 × 201,801.76
  4. Step 4: Simplify right side
    482,481.40x = 146,048,768,882.17
  5. Step 5: Solve for x
    x = 146,048,768,882.17/482,481.40
  6. Step 6: Final answer
    x = 302,703.42

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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.