Home / 672,553.68-1,008,851.64-251,749.20

Finding the Fourth Proportional to 672,553.68, 1,008,851.64 and 251,749.20

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Solution

The fourth proportional to 672,553.68, 1,008,851.64 and 251,749.20 is: 377,631.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,553.68 : 1,008,851.64 = 251,749.20 : x
  2. Step 2: Convert to fraction form
    672,553.68/1,008,851.64 = 251,749.20/x
  3. Step 3: Cross multiply
    672,553.68x = 1,008,851.64 × 251,749.20
  4. Step 4: Simplify right side
    672,553.68x = 253,977,593,288.69
  5. Step 5: Solve for x
    x = 253,977,593,288.69/672,553.68
  6. Step 6: Final answer
    x = 377,631.71

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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.