Home / 442,836.63-611,096.88-261,606.75

Finding the Fourth Proportional to 442,836.63, 611,096.88 and 261,606.75

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Solution

The fourth proportional to 442,836.63, 611,096.88 and 261,606.75 is: 361,006.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,836.63 : 611,096.88 = 261,606.75 : x
  2. Step 2: Convert to fraction form
    442,836.63/611,096.88 = 261,606.75/x
  3. Step 3: Cross multiply
    442,836.63x = 611,096.88 × 261,606.75
  4. Step 4: Simplify right side
    442,836.63x = 159,867,068,711.94
  5. Step 5: Solve for x
    x = 159,867,068,711.94/442,836.63
  6. Step 6: Final answer
    x = 361,006.88

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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.