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Finding the Fourth Proportional to 271,558.98, 407,206.80 and 159,275.88

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Solution

The fourth proportional to 271,558.98, 407,206.80 and 159,275.88 is: 238,836.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,558.98 : 407,206.80 = 159,275.88 : x
  2. Step 2: Convert to fraction form
    271,558.98/407,206.80 = 159,275.88/x
  3. Step 3: Cross multiply
    271,558.98x = 407,206.80 × 159,275.88
  4. Step 4: Simplify right side
    271,558.98x = 64,858,221,411.98
  5. Step 5: Solve for x
    x = 64,858,221,411.98/271,558.98
  6. Step 6: Final answer
    x = 238,836.59

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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.