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Finding the Fourth Proportional to 304,358.52, 455,887.62 and 247,174.68

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Solution

The fourth proportional to 304,358.52, 455,887.62 and 247,174.68 is: 370,234.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,358.52 : 455,887.62 = 247,174.68 : x
  2. Step 2: Convert to fraction form
    304,358.52/455,887.62 = 247,174.68/x
  3. Step 3: Cross multiply
    304,358.52x = 455,887.62 × 247,174.68
  4. Step 4: Simplify right side
    304,358.52x = 112,683,876,589.46
  5. Step 5: Solve for x
    x = 112,683,876,589.46/304,358.52
  6. Step 6: Final answer
    x = 370,234.01

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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.