Home / 909,460.85-1,363,958.49-269,614.96

Finding the Fourth Proportional to 909,460.85, 1,363,958.49 and 269,614.96

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Solution

The fourth proportional to 909,460.85, 1,363,958.49 and 269,614.96 is: 404,353.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,460.85 : 1,363,958.49 = 269,614.96 : x
  2. Step 2: Convert to fraction form
    909,460.85/1,363,958.49 = 269,614.96/x
  3. Step 3: Cross multiply
    909,460.85x = 1,363,958.49 × 269,614.96
  4. Step 4: Simplify right side
    909,460.85x = 367,743,611,492.68
  5. Step 5: Solve for x
    x = 367,743,611,492.68/909,460.85
  6. Step 6: Final answer
    x = 404,353.43

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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.