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Finding the Fourth Proportional to 371,060.64, 556,087.68 and 170,940.96

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Solution

The fourth proportional to 371,060.64, 556,087.68 and 170,940.96 is: 256,179.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,060.64 : 556,087.68 = 170,940.96 : x
  2. Step 2: Convert to fraction form
    371,060.64/556,087.68 = 170,940.96/x
  3. Step 3: Cross multiply
    371,060.64x = 556,087.68 × 170,940.96
  4. Step 4: Simplify right side
    371,060.64x = 95,058,161,863.37
  5. Step 5: Solve for x
    x = 95,058,161,863.37/371,060.64
  6. Step 6: Final answer
    x = 256,179.59

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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.