Home / 304,917.14-457,448.38-105,239.25

Finding the Fourth Proportional to 304,917.14, 457,448.38 and 105,239.25

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Solution

The fourth proportional to 304,917.14, 457,448.38 and 105,239.25 is: 157,883.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,917.14 : 457,448.38 = 105,239.25 : x
  2. Step 2: Convert to fraction form
    304,917.14/457,448.38 = 105,239.25/x
  3. Step 3: Cross multiply
    304,917.14x = 457,448.38 × 105,239.25
  4. Step 4: Simplify right side
    304,917.14x = 48,141,524,161.82
  5. Step 5: Solve for x
    x = 48,141,524,161.82/304,917.14
  6. Step 6: Final answer
    x = 157,883.95

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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.