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Finding the Fourth Proportional to 332,571.50, 458,958.75 and 181,678.22

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Solution

The fourth proportional to 332,571.50, 458,958.75 and 181,678.22 is: 250,721.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,571.50 : 458,958.75 = 181,678.22 : x
  2. Step 2: Convert to fraction form
    332,571.50/458,958.75 = 181,678.22/x
  3. Step 3: Cross multiply
    332,571.50x = 458,958.75 × 181,678.22
  4. Step 4: Simplify right side
    332,571.50x = 83,382,808,753.43
  5. Step 5: Solve for x
    x = 83,382,808,753.43/332,571.50
  6. Step 6: Final answer
    x = 250,721.45

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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.