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Finding the Fourth Proportional to 301,262.44, 415,740.90 and 167,126.44

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Solution

The fourth proportional to 301,262.44, 415,740.90 and 167,126.44 is: 230,633.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,262.44 : 415,740.90 = 167,126.44 : x
  2. Step 2: Convert to fraction form
    301,262.44/415,740.90 = 167,126.44/x
  3. Step 3: Cross multiply
    301,262.44x = 415,740.90 × 167,126.44
  4. Step 4: Simplify right side
    301,262.44x = 69,481,296,579.40
  5. Step 5: Solve for x
    x = 69,481,296,579.40/301,262.44
  6. Step 6: Final answer
    x = 230,633.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.