Home / 456,243.31-629,619.84-252,307.95

Finding the Fourth Proportional to 456,243.31, 629,619.84 and 252,307.95

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Solution

The fourth proportional to 456,243.31, 629,619.84 and 252,307.95 is: 348,187.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,243.31 : 629,619.84 = 252,307.95 : x
  2. Step 2: Convert to fraction form
    456,243.31/629,619.84 = 252,307.95/x
  3. Step 3: Cross multiply
    456,243.31x = 629,619.84 × 252,307.95
  4. Step 4: Simplify right side
    456,243.31x = 158,858,093,470.80
  5. Step 5: Solve for x
    x = 158,858,093,470.80/456,243.31
  6. Step 6: Final answer
    x = 348,187.23

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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.