Home / 449,258.52-674,048.22-192,983.43

Finding the Fourth Proportional to 449,258.52, 674,048.22 and 192,983.43

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Solution

The fourth proportional to 449,258.52, 674,048.22 and 192,983.43 is: 289,544.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,258.52 : 674,048.22 = 192,983.43 : x
  2. Step 2: Convert to fraction form
    449,258.52/674,048.22 = 192,983.43/x
  3. Step 3: Cross multiply
    449,258.52x = 674,048.22 × 192,983.43
  4. Step 4: Simplify right side
    449,258.52x = 130,080,134,110.75
  5. Step 5: Solve for x
    x = 130,080,134,110.75/449,258.52
  6. Step 6: Final answer
    x = 289,544.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.