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Finding the Fourth Proportional to 335,503, 463,020.78 and 192,276.34

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Solution

The fourth proportional to 335,503, 463,020.78 and 192,276.34 is: 265,356.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,503 : 463,020.78 = 192,276.34 : x
  2. Step 2: Convert to fraction form
    335,503/463,020.78 = 192,276.34/x
  3. Step 3: Cross multiply
    335,503x = 463,020.78 × 192,276.34
  4. Step 4: Simplify right side
    335,503x = 89,027,940,922.35
  5. Step 5: Solve for x
    x = 89,027,940,922.35/335,503
  6. Step 6: Final answer
    x = 265,356.62

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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.