Home / 652,241.22-900,102.09-394,082.25

Finding the Fourth Proportional to 652,241.22, 900,102.09 and 394,082.25

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Solution

The fourth proportional to 652,241.22, 900,102.09 and 394,082.25 is: 543,839.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,241.22 : 900,102.09 = 394,082.25 : x
  2. Step 2: Convert to fraction form
    652,241.22/900,102.09 = 394,082.25/x
  3. Step 3: Cross multiply
    652,241.22x = 900,102.09 × 394,082.25
  4. Step 4: Simplify right side
    652,241.22x = 354,714,256,856.90
  5. Step 5: Solve for x
    x = 354,714,256,856.90/652,241.22
  6. Step 6: Final answer
    x = 543,839.07

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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.