Home / 628,172.60-941,967.30-273,003.80

Finding the Fourth Proportional to 628,172.60, 941,967.30 and 273,003.80

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Solution

The fourth proportional to 628,172.60, 941,967.30 and 273,003.80 is: 409,378.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,172.60 : 941,967.30 = 273,003.80 : x
  2. Step 2: Convert to fraction form
    628,172.60/941,967.30 = 273,003.80/x
  3. Step 3: Cross multiply
    628,172.60x = 941,967.30 × 273,003.80
  4. Step 4: Simplify right side
    628,172.60x = 257,160,652,375.74
  5. Step 5: Solve for x
    x = 257,160,652,375.74/628,172.60
  6. Step 6: Final answer
    x = 409,378.97

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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.