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Finding the Fourth Proportional to 262,616.57, 393,293.44 and 149,955.39

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Solution

The fourth proportional to 262,616.57, 393,293.44 and 149,955.39 is: 224,572.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,616.57 : 393,293.44 = 149,955.39 : x
  2. Step 2: Convert to fraction form
    262,616.57/393,293.44 = 149,955.39/x
  3. Step 3: Cross multiply
    262,616.57x = 393,293.44 × 149,955.39
  4. Step 4: Simplify right side
    262,616.57x = 58,976,471,179.64
  5. Step 5: Solve for x
    x = 58,976,471,179.64/262,616.57
  6. Step 6: Final answer
    x = 224,572.54

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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.