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Finding the Fourth Proportional to 304,468.68, 420,568.38 and 233,722.92

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Solution

The fourth proportional to 304,468.68, 420,568.38 and 233,722.92 is: 322,845.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,468.68 : 420,568.38 = 233,722.92 : x
  2. Step 2: Convert to fraction form
    304,468.68/420,568.38 = 233,722.92/x
  3. Step 3: Cross multiply
    304,468.68x = 420,568.38 × 233,722.92
  4. Step 4: Simplify right side
    304,468.68x = 98,296,469,833.27
  5. Step 5: Solve for x
    x = 98,296,469,833.27/304,468.68
  6. Step 6: Final answer
    x = 322,845.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.