Home / 488,040.28-673,489.02-273,180.34

Finding the Fourth Proportional to 488,040.28, 673,489.02 and 273,180.34

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Solution

The fourth proportional to 488,040.28, 673,489.02 and 273,180.34 is: 376,985.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,040.28 : 673,489.02 = 273,180.34 : x
  2. Step 2: Convert to fraction form
    488,040.28/673,489.02 = 273,180.34/x
  3. Step 3: Cross multiply
    488,040.28x = 673,489.02 × 273,180.34
  4. Step 4: Simplify right side
    488,040.28x = 183,983,959,469.87
  5. Step 5: Solve for x
    x = 183,983,959,469.87/488,040.28
  6. Step 6: Final answer
    x = 376,985.19

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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.