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Finding the Fourth Proportional to 304,998.76, 457,607.04 and 185,299.90

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Solution

The fourth proportional to 304,998.76, 457,607.04 and 185,299.90 is: 278,016.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,998.76 : 457,607.04 = 185,299.90 : x
  2. Step 2: Convert to fraction form
    304,998.76/457,607.04 = 185,299.90/x
  3. Step 3: Cross multiply
    304,998.76x = 457,607.04 × 185,299.90
  4. Step 4: Simplify right side
    304,998.76x = 84,794,536,912.40
  5. Step 5: Solve for x
    x = 84,794,536,912.40/304,998.76
  6. Step 6: Final answer
    x = 278,016.00

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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.