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Finding the Fourth Proportional to 264,848.20, 396,616.20 and 169,932.40

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Solution

The fourth proportional to 264,848.20, 396,616.20 and 169,932.40 is: 254,477.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,848.20 : 396,616.20 = 169,932.40 : x
  2. Step 2: Convert to fraction form
    264,848.20/396,616.20 = 169,932.40/x
  3. Step 3: Cross multiply
    264,848.20x = 396,616.20 × 169,932.40
  4. Step 4: Simplify right side
    264,848.20x = 67,397,942,744.88
  5. Step 5: Solve for x
    x = 67,397,942,744.88/264,848.20
  6. Step 6: Final answer
    x = 254,477.63

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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.