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Finding the Fourth Proportional to 356,282.46, 534,449.61 and 119,623.14

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Solution

The fourth proportional to 356,282.46, 534,449.61 and 119,623.14 is: 179,443.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,282.46 : 534,449.61 = 119,623.14 : x
  2. Step 2: Convert to fraction form
    356,282.46/534,449.61 = 119,623.14/x
  3. Step 3: Cross multiply
    356,282.46x = 534,449.61 × 119,623.14
  4. Step 4: Simplify right side
    356,282.46x = 63,932,540,519.98
  5. Step 5: Solve for x
    x = 63,932,540,519.98/356,282.46
  6. Step 6: Final answer
    x = 179,443.41

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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.