Home / 304,772.31-457,201.22-127,238.94

Finding the Fourth Proportional to 304,772.31, 457,201.22 and 127,238.94

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Solution

The fourth proportional to 304,772.31, 457,201.22 and 127,238.94 is: 190,876.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,772.31 : 457,201.22 = 127,238.94 : x
  2. Step 2: Convert to fraction form
    304,772.31/457,201.22 = 127,238.94/x
  3. Step 3: Cross multiply
    304,772.31x = 457,201.22 × 127,238.94
  4. Step 4: Simplify right side
    304,772.31x = 58,173,797,963.31
  5. Step 5: Solve for x
    x = 58,173,797,963.31/304,772.31
  6. Step 6: Final answer
    x = 190,876.26

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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.