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Finding the Fourth Proportional to 461,164.13, 636,406.49 and 259,960.13

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Solution

The fourth proportional to 461,164.13, 636,406.49 and 259,960.13 is: 358,744.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,164.13 : 636,406.49 = 259,960.13 : x
  2. Step 2: Convert to fraction form
    461,164.13/636,406.49 = 259,960.13/x
  3. Step 3: Cross multiply
    461,164.13x = 636,406.49 × 259,960.13
  4. Step 4: Simplify right side
    461,164.13x = 165,440,313,873.24
  5. Step 5: Solve for x
    x = 165,440,313,873.24/461,164.13
  6. Step 6: Final answer
    x = 358,744.97

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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.