Home / 299,946.10-449,828.26-157,714.73

Finding the Fourth Proportional to 299,946.10, 449,828.26 and 157,714.73

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Solution

The fourth proportional to 299,946.10, 449,828.26 and 157,714.73 is: 236,524.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,946.10 : 449,828.26 = 157,714.73 : x
  2. Step 2: Convert to fraction form
    299,946.10/449,828.26 = 157,714.73/x
  3. Step 3: Cross multiply
    299,946.10x = 449,828.26 × 157,714.73
  4. Step 4: Simplify right side
    299,946.10x = 70,944,542,572.27
  5. Step 5: Solve for x
    x = 70,944,542,572.27/299,946.10
  6. Step 6: Final answer
    x = 236,524.30

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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.