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Finding the Fourth Proportional to 329,927.68, 494,891.34 and 119,565.28

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Solution

The fourth proportional to 329,927.68, 494,891.34 and 119,565.28 is: 179,347.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,927.68 : 494,891.34 = 119,565.28 : x
  2. Step 2: Convert to fraction form
    329,927.68/494,891.34 = 119,565.28/x
  3. Step 3: Cross multiply
    329,927.68x = 494,891.34 × 119,565.28
  4. Step 4: Simplify right side
    329,927.68x = 59,171,821,636.68
  5. Step 5: Solve for x
    x = 59,171,821,636.68/329,927.68
  6. Step 6: Final answer
    x = 179,347.85

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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.