Home / 456,245.31-629,622.60-252,309.95

Finding the Fourth Proportional to 456,245.31, 629,622.60 and 252,309.95

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Solution

The fourth proportional to 456,245.31, 629,622.60 and 252,309.95 is: 348,189.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,245.31 : 629,622.60 = 252,309.95 : x
  2. Step 2: Convert to fraction form
    456,245.31/629,622.60 = 252,309.95/x
  3. Step 3: Cross multiply
    456,245.31x = 629,622.60 × 252,309.95
  4. Step 4: Simplify right side
    456,245.31x = 158,860,046,724.87
  5. Step 5: Solve for x
    x = 158,860,046,724.87/456,245.31
  6. Step 6: Final answer
    x = 348,189.98

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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.