Home / 329,548.50-454,337.10-261,790.38

Finding the Fourth Proportional to 329,548.50, 454,337.10 and 261,790.38

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Solution

The fourth proportional to 329,548.50, 454,337.10 and 261,790.38 is: 360,921.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,548.50 : 454,337.10 = 261,790.38 : x
  2. Step 2: Convert to fraction form
    329,548.50/454,337.10 = 261,790.38/x
  3. Step 3: Cross multiply
    329,548.50x = 454,337.10 × 261,790.38
  4. Step 4: Simplify right side
    329,548.50x = 118,941,082,057.10
  5. Step 5: Solve for x
    x = 118,941,082,057.10/329,548.50
  6. Step 6: Final answer
    x = 360,921.33

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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.