Home / 326,034.31-449,772.41-217,189.24

Finding the Fourth Proportional to 326,034.31, 449,772.41 and 217,189.24

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Solution

The fourth proportional to 326,034.31, 449,772.41 and 217,189.24 is: 299,617.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,034.31 : 449,772.41 = 217,189.24 : x
  2. Step 2: Convert to fraction form
    326,034.31/449,772.41 = 217,189.24/x
  3. Step 3: Cross multiply
    326,034.31x = 449,772.41 × 217,189.24
  4. Step 4: Simplify right side
    326,034.31x = 97,685,727,900.87
  5. Step 5: Solve for x
    x = 97,685,727,900.87/326,034.31
  6. Step 6: Final answer
    x = 299,617.94

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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.