Home / 456,066.41-629,371.26-274,785.98

Finding the Fourth Proportional to 456,066.41, 629,371.26 and 274,785.98

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Solution

The fourth proportional to 456,066.41, 629,371.26 and 274,785.98 is: 379,204.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,066.41 : 629,371.26 = 274,785.98 : x
  2. Step 2: Convert to fraction form
    456,066.41/629,371.26 = 274,785.98/x
  3. Step 3: Cross multiply
    456,066.41x = 629,371.26 × 274,785.98
  4. Step 4: Simplify right side
    456,066.41x = 172,942,395,316.08
  5. Step 5: Solve for x
    x = 172,942,395,316.08/456,066.41
  6. Step 6: Final answer
    x = 379,204.42

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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.