Home / 323,945.92-446,946.12-187,932.64

Finding the Fourth Proportional to 323,945.92, 446,946.12 and 187,932.64

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Solution

The fourth proportional to 323,945.92, 446,946.12 and 187,932.64 is: 259,289.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,945.92 : 446,946.12 = 187,932.64 : x
  2. Step 2: Convert to fraction form
    323,945.92/446,946.12 = 187,932.64/x
  3. Step 3: Cross multiply
    323,945.92x = 446,946.12 × 187,932.64
  4. Step 4: Simplify right side
    323,945.92x = 83,995,764,269.36
  5. Step 5: Solve for x
    x = 83,995,764,269.36/323,945.92
  6. Step 6: Final answer
    x = 259,289.46

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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.