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Finding the Fourth Proportional to 344,229.57, 515,238.71 and 183,904.65

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Solution

The fourth proportional to 344,229.57, 515,238.71 and 183,904.65 is: 275,266.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,229.57 : 515,238.71 = 183,904.65 : x
  2. Step 2: Convert to fraction form
    344,229.57/515,238.71 = 183,904.65/x
  3. Step 3: Cross multiply
    344,229.57x = 515,238.71 × 183,904.65
  4. Step 4: Simplify right side
    344,229.57x = 94,754,793,709.48
  5. Step 5: Solve for x
    x = 94,754,793,709.48/344,229.57
  6. Step 6: Final answer
    x = 275,266.28

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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.