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Finding the Fourth Proportional to 344,601.35, 516,690.35 and 133,993.79

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Solution

The fourth proportional to 344,601.35, 516,690.35 and 133,993.79 is: 200,908.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,601.35 : 516,690.35 = 133,993.79 : x
  2. Step 2: Convert to fraction form
    344,601.35/516,690.35 = 133,993.79/x
  3. Step 3: Cross multiply
    344,601.35x = 516,690.35 × 133,993.79
  4. Step 4: Simplify right side
    344,601.35x = 69,233,297,582.96
  5. Step 5: Solve for x
    x = 69,233,297,582.96/344,601.35
  6. Step 6: Final answer
    x = 200,908.38

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1.5x scale

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.