Home / 499,415.14-749,226.39-166,982.50

Finding the Fourth Proportional to 499,415.14, 749,226.39 and 166,982.50

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Solution

The fourth proportional to 499,415.14, 749,226.39 and 166,982.50 is: 250,508.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,415.14 : 749,226.39 = 166,982.50 : x
  2. Step 2: Convert to fraction form
    499,415.14/749,226.39 = 166,982.50/x
  3. Step 3: Cross multiply
    499,415.14x = 749,226.39 × 166,982.50
  4. Step 4: Simplify right side
    499,415.14x = 125,107,695,668.18
  5. Step 5: Solve for x
    x = 125,107,695,668.18/499,415.14
  6. Step 6: Final answer
    x = 250,508.42

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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.