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Finding the Fourth Proportional to 330,653.70, 456,289.41 and 179,750.70

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Solution

The fourth proportional to 330,653.70, 456,289.41 and 179,750.70 is: 248,049.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,653.70 : 456,289.41 = 179,750.70 : x
  2. Step 2: Convert to fraction form
    330,653.70/456,289.41 = 179,750.70/x
  3. Step 3: Cross multiply
    330,653.70x = 456,289.41 × 179,750.70
  4. Step 4: Simplify right side
    330,653.70x = 82,018,340,850.09
  5. Step 5: Solve for x
    x = 82,018,340,850.09/330,653.70
  6. Step 6: Final answer
    x = 248,049.06

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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.