Home / 637,948.44-880,371.03-351,467.84

Finding the Fourth Proportional to 637,948.44, 880,371.03 and 351,467.84

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Solution

The fourth proportional to 637,948.44, 880,371.03 and 351,467.84 is: 485,026.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,948.44 : 880,371.03 = 351,467.84 : x
  2. Step 2: Convert to fraction form
    637,948.44/880,371.03 = 351,467.84/x
  3. Step 3: Cross multiply
    637,948.44x = 880,371.03 × 351,467.84
  4. Step 4: Simplify right side
    637,948.44x = 309,422,099,910.82
  5. Step 5: Solve for x
    x = 309,422,099,910.82/637,948.44
  6. Step 6: Final answer
    x = 485,026.81

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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.