Home / 627,262.24-940,887.60-253,279.84

Finding the Fourth Proportional to 627,262.24, 940,887.60 and 253,279.84

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Solution

The fourth proportional to 627,262.24, 940,887.60 and 253,279.84 is: 379,917.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,262.24 : 940,887.60 = 253,279.84 : x
  2. Step 2: Convert to fraction form
    627,262.24/940,887.60 = 253,279.84/x
  3. Step 3: Cross multiply
    627,262.24x = 940,887.60 × 253,279.84
  4. Step 4: Simplify right side
    627,262.24x = 238,307,860,785.98
  5. Step 5: Solve for x
    x = 238,307,860,785.98/627,262.24
  6. Step 6: Final answer
    x = 379,917.43

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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.