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Finding the Fourth Proportional to 338,274.88, 466,819.54 and 185,318.63

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Solution

The fourth proportional to 338,274.88, 466,819.54 and 185,318.63 is: 255,739.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,274.88 : 466,819.54 = 185,318.63 : x
  2. Step 2: Convert to fraction form
    338,274.88/466,819.54 = 185,318.63/x
  3. Step 3: Cross multiply
    338,274.88x = 466,819.54 × 185,318.63
  4. Step 4: Simplify right side
    338,274.88x = 86,510,358,313.78
  5. Step 5: Solve for x
    x = 86,510,358,313.78/338,274.88
  6. Step 6: Final answer
    x = 255,739.83

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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.