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Finding the Fourth Proportional to 265,447.95, 366,305.24 and 150,711.56

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Solution

The fourth proportional to 265,447.95, 366,305.24 and 150,711.56 is: 207,974.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,447.95 : 366,305.24 = 150,711.56 : x
  2. Step 2: Convert to fraction form
    265,447.95/366,305.24 = 150,711.56/x
  3. Step 3: Cross multiply
    265,447.95x = 366,305.24 × 150,711.56
  4. Step 4: Simplify right side
    265,447.95x = 55,206,431,571.49
  5. Step 5: Solve for x
    x = 55,206,431,571.49/265,447.95
  6. Step 6: Final answer
    x = 207,974.60

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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.