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Finding the Fourth Proportional to 309,871.46, 464,800.98 and 203,924.63

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Solution

The fourth proportional to 309,871.46, 464,800.98 and 203,924.63 is: 305,882.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,871.46 : 464,800.98 = 203,924.63 : x
  2. Step 2: Convert to fraction form
    309,871.46/464,800.98 = 203,924.63/x
  3. Step 3: Cross multiply
    309,871.46x = 464,800.98 × 203,924.63
  4. Step 4: Simplify right side
    309,871.46x = 94,784,367,870.14
  5. Step 5: Solve for x
    x = 94,784,367,870.14/309,871.46
  6. Step 6: Final answer
    x = 305,882.86

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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.