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Finding the Fourth Proportional to 363,924.76, 502,226.73 and 210,963.58

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Solution

The fourth proportional to 363,924.76, 502,226.73 and 210,963.58 is: 291,135.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,924.76 : 502,226.73 = 210,963.58 : x
  2. Step 2: Convert to fraction form
    363,924.76/502,226.73 = 210,963.58/x
  3. Step 3: Cross multiply
    363,924.76x = 502,226.73 × 210,963.58
  4. Step 4: Simplify right side
    363,924.76x = 105,951,548,932.49
  5. Step 5: Solve for x
    x = 105,951,548,932.49/363,924.76
  6. Step 6: Final answer
    x = 291,135.86

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1.5x scale

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.