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Finding the Fourth Proportional to 404,833.64, 607,208.73 and 134,932.62

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Solution

The fourth proportional to 404,833.64, 607,208.73 and 134,932.62 is: 202,385.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,833.64 : 607,208.73 = 134,932.62 : x
  2. Step 2: Convert to fraction form
    404,833.64/607,208.73 = 134,932.62/x
  3. Step 3: Cross multiply
    404,833.64x = 607,208.73 × 134,932.62
  4. Step 4: Simplify right side
    404,833.64x = 81,932,261,789.73
  5. Step 5: Solve for x
    x = 81,932,261,789.73/404,833.64
  6. Step 6: Final answer
    x = 202,385.02

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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.