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Finding the Fourth Proportional to 307,883.96, 461,958.99 and 165,562.89

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Solution

The fourth proportional to 307,883.96, 461,958.99 and 165,562.89 is: 248,415.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,883.96 : 461,958.99 = 165,562.89 : x
  2. Step 2: Convert to fraction form
    307,883.96/461,958.99 = 165,562.89/x
  3. Step 3: Cross multiply
    307,883.96x = 461,958.99 × 165,562.89
  4. Step 4: Simplify right side
    307,883.96x = 76,483,263,092.67
  5. Step 5: Solve for x
    x = 76,483,263,092.67/307,883.96
  6. Step 6: Final answer
    x = 248,415.88

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1.5x scale

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.