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Finding the Fourth Proportional to 251,528.86, 376,662.32 and 150,264.44

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Solution

The fourth proportional to 251,528.86, 376,662.32 and 150,264.44 is: 225,019.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,528.86 : 376,662.32 = 150,264.44 : x
  2. Step 2: Convert to fraction form
    251,528.86/376,662.32 = 150,264.44/x
  3. Step 3: Cross multiply
    251,528.86x = 376,662.32 × 150,264.44
  4. Step 4: Simplify right side
    251,528.86x = 56,598,952,583.90
  5. Step 5: Solve for x
    x = 56,598,952,583.90/251,528.86
  6. Step 6: Final answer
    x = 225,019.72

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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.