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Finding the Fourth Proportional to 300,332.94, 414,453.89 and 164,364.12

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Solution

The fourth proportional to 300,332.94, 414,453.89 and 164,364.12 is: 226,819.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,332.94 : 414,453.89 = 164,364.12 : x
  2. Step 2: Convert to fraction form
    300,332.94/414,453.89 = 164,364.12/x
  3. Step 3: Cross multiply
    300,332.94x = 414,453.89 × 164,364.12
  4. Step 4: Simplify right side
    300,332.94x = 68,121,348,088.61
  5. Step 5: Solve for x
    x = 68,121,348,088.61/300,332.94
  6. Step 6: Final answer
    x = 226,819.44

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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.