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Finding the Fourth Proportional to 263,393.76, 362,754 and 227,572.32

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Solution

The fourth proportional to 263,393.76, 362,754 and 227,572.32 is: 313,419.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,393.76 : 362,754 = 227,572.32 : x
  2. Step 2: Convert to fraction form
    263,393.76/362,754 = 227,572.32/x
  3. Step 3: Cross multiply
    263,393.76x = 362,754 × 227,572.32
  4. Step 4: Simplify right side
    263,393.76x = 82,552,769,369.28
  5. Step 5: Solve for x
    x = 82,552,769,369.28/263,393.76
  6. Step 6: Final answer
    x = 313,419.61

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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.