Home / 417,942.82-576,767.96-236,649.97

Finding the Fourth Proportional to 417,942.82, 576,767.96 and 236,649.97

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Solution

The fourth proportional to 417,942.82, 576,767.96 and 236,649.97 is: 326,580.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,942.82 : 576,767.96 = 236,649.97 : x
  2. Step 2: Convert to fraction form
    417,942.82/576,767.96 = 236,649.97/x
  3. Step 3: Cross multiply
    417,942.82x = 576,767.96 × 236,649.97
  4. Step 4: Simplify right side
    417,942.82x = 136,492,120,430.96
  5. Step 5: Solve for x
    x = 136,492,120,430.96/417,942.82
  6. Step 6: Final answer
    x = 326,580.85

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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.