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Finding the Fourth Proportional to 251,120.60, 376,680.90 and 248,496.20

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Solution

The fourth proportional to 251,120.60, 376,680.90 and 248,496.20 is: 372,744.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,120.60 : 376,680.90 = 248,496.20 : x
  2. Step 2: Convert to fraction form
    251,120.60/376,680.90 = 248,496.20/x
  3. Step 3: Cross multiply
    251,120.60x = 376,680.90 × 248,496.20
  4. Step 4: Simplify right side
    251,120.60x = 93,603,772,262.58
  5. Step 5: Solve for x
    x = 93,603,772,262.58/251,120.60
  6. Step 6: Final answer
    x = 372,744.30

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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.