Home / 456,329.08-629,738.31-252,369.46

Finding the Fourth Proportional to 456,329.08, 629,738.31 and 252,369.46

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Solution

The fourth proportional to 456,329.08, 629,738.31 and 252,369.46 is: 348,272.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,329.08 : 629,738.31 = 252,369.46 : x
  2. Step 2: Convert to fraction form
    456,329.08/629,738.31 = 252,369.46/x
  3. Step 3: Cross multiply
    456,329.08x = 629,738.31 × 252,369.46
  4. Step 4: Simplify right side
    456,329.08x = 158,926,717,236.01
  5. Step 5: Solve for x
    x = 158,926,717,236.01/456,329.08
  6. Step 6: Final answer
    x = 348,272.17

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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.