Home / 332,208.43-458,288.18-217,436.54

Finding the Fourth Proportional to 332,208.43, 458,288.18 and 217,436.54

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Solution

The fourth proportional to 332,208.43, 458,288.18 and 217,436.54 is: 299,958.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,208.43 : 458,288.18 = 217,436.54 : x
  2. Step 2: Convert to fraction form
    332,208.43/458,288.18 = 217,436.54/x
  3. Step 3: Cross multiply
    332,208.43x = 458,288.18 × 217,436.54
  4. Step 4: Simplify right side
    332,208.43x = 99,648,597,871.41
  5. Step 5: Solve for x
    x = 99,648,597,871.41/332,208.43
  6. Step 6: Final answer
    x = 299,958.07

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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.