Home / 284,819.74-392,917.39-203,166.02

Finding the Fourth Proportional to 284,819.74, 392,917.39 and 203,166.02

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Solution

The fourth proportional to 284,819.74, 392,917.39 and 203,166.02 is: 280,273.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,819.74 : 392,917.39 = 203,166.02 : x
  2. Step 2: Convert to fraction form
    284,819.74/392,917.39 = 203,166.02/x
  3. Step 3: Cross multiply
    284,819.74x = 392,917.39 × 203,166.02
  4. Step 4: Simplify right side
    284,819.74x = 79,827,462,789.47
  5. Step 5: Solve for x
    x = 79,827,462,789.47/284,819.74
  6. Step 6: Final answer
    x = 280,273.63

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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.