Home / 734,649.71-1,101,546.41-284,845.11

Finding the Fourth Proportional to 734,649.71, 1,101,546.41 and 284,845.11

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Solution

The fourth proportional to 734,649.71, 1,101,546.41 and 284,845.11 is: 427,101.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,649.71 : 1,101,546.41 = 284,845.11 : x
  2. Step 2: Convert to fraction form
    734,649.71/1,101,546.41 = 284,845.11/x
  3. Step 3: Cross multiply
    734,649.71x = 1,101,546.41 × 284,845.11
  4. Step 4: Simplify right side
    734,649.71x = 313,770,108,179.69
  5. Step 5: Solve for x
    x = 313,770,108,179.69/734,649.71
  6. Step 6: Final answer
    x = 427,101.65

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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.