Home / 672,997.14-1,009,456.02-252,237.78

Finding the Fourth Proportional to 672,997.14, 1,009,456.02 and 252,237.78

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Solution

The fourth proportional to 672,997.14, 1,009,456.02 and 252,237.78 is: 378,341.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,997.14 : 1,009,456.02 = 252,237.78 : x
  2. Step 2: Convert to fraction form
    672,997.14/1,009,456.02 = 252,237.78/x
  3. Step 3: Cross multiply
    672,997.14x = 1,009,456.02 × 252,237.78
  4. Step 4: Simplify right side
    672,997.14x = 254,622,945,492.44
  5. Step 5: Solve for x
    x = 254,622,945,492.44/672,997.14
  6. Step 6: Final answer
    x = 378,341.79

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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.