Home / 801,905.99-1,203,038.33-269,412.39

Finding the Fourth Proportional to 801,905.99, 1,203,038.33 and 269,412.39

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Solution

The fourth proportional to 801,905.99, 1,203,038.33 and 269,412.39 is: 404,178.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,905.99 : 1,203,038.33 = 269,412.39 : x
  2. Step 2: Convert to fraction form
    801,905.99/1,203,038.33 = 269,412.39/x
  3. Step 3: Cross multiply
    801,905.99x = 1,203,038.33 × 269,412.39
  4. Step 4: Simplify right side
    801,905.99x = 324,113,431,746.91
  5. Step 5: Solve for x
    x = 324,113,431,746.91/801,905.99
  6. Step 6: Final answer
    x = 404,178.84

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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.