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Finding the Fourth Proportional to 276,693.84, 414,375.42 and 158,005.44

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Solution

The fourth proportional to 276,693.84, 414,375.42 and 158,005.44 is: 236,628.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,693.84 : 414,375.42 = 158,005.44 : x
  2. Step 2: Convert to fraction form
    276,693.84/414,375.42 = 158,005.44/x
  3. Step 3: Cross multiply
    276,693.84x = 414,375.42 × 158,005.44
  4. Step 4: Simplify right side
    276,693.84x = 65,473,570,562.28
  5. Step 5: Solve for x
    x = 65,473,570,562.28/276,693.84
  6. Step 6: Final answer
    x = 236,628.22

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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.