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Finding the Fourth Proportional to 456,197.69, 629,527.38 and 252,236.34

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Solution

The fourth proportional to 456,197.69, 629,527.38 and 252,236.34 is: 348,072.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,197.69 : 629,527.38 = 252,236.34 : x
  2. Step 2: Convert to fraction form
    456,197.69/629,527.38 = 252,236.34/x
  3. Step 3: Cross multiply
    456,197.69x = 629,527.38 × 252,236.34
  4. Step 4: Simplify right side
    456,197.69x = 158,789,682,260.99
  5. Step 5: Solve for x
    x = 158,789,682,260.99/456,197.69
  6. Step 6: Final answer
    x = 348,072.09

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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.