Home / 628,087.11-942,499.89-228,751.98

Finding the Fourth Proportional to 628,087.11, 942,499.89 and 228,751.98

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Solution

The fourth proportional to 628,087.11, 942,499.89 and 228,751.98 is: 343,262.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,087.11 : 942,499.89 = 228,751.98 : x
  2. Step 2: Convert to fraction form
    628,087.11/942,499.89 = 228,751.98/x
  3. Step 3: Cross multiply
    628,087.11x = 942,499.89 × 228,751.98
  4. Step 4: Simplify right side
    628,087.11x = 215,598,715,987.28
  5. Step 5: Solve for x
    x = 215,598,715,987.28/628,087.11
  6. Step 6: Final answer
    x = 343,262.44

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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.