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Finding the Fourth Proportional to 304,516.11, 456,772.11 and 238,012.17

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Solution

The fourth proportional to 304,516.11, 456,772.11 and 238,012.17 is: 357,016.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,516.11 : 456,772.11 = 238,012.17 : x
  2. Step 2: Convert to fraction form
    304,516.11/456,772.11 = 238,012.17/x
  3. Step 3: Cross multiply
    304,516.11x = 456,772.11 × 238,012.17
  4. Step 4: Simplify right side
    304,516.11x = 108,717,322,399.30
  5. Step 5: Solve for x
    x = 108,717,322,399.30/304,516.11
  6. Step 6: Final answer
    x = 357,016.66

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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.