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Finding the Fourth Proportional to 404,833.14, 607,207.98 and 134,932.12

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Solution

The fourth proportional to 404,833.14, 607,207.98 and 134,932.12 is: 202,384.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,833.14 : 607,207.98 = 134,932.12 : x
  2. Step 2: Convert to fraction form
    404,833.14/607,207.98 = 134,932.12/x
  3. Step 3: Cross multiply
    404,833.14x = 607,207.98 × 134,932.12
  4. Step 4: Simplify right side
    404,833.14x = 81,931,856,986.28
  5. Step 5: Solve for x
    x = 81,931,856,986.28/404,833.14
  6. Step 6: Final answer
    x = 202,384.27

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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.