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Finding the Fourth Proportional to 300,823.20, 451,248.12 and 167,602.44

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Solution

The fourth proportional to 300,823.20, 451,248.12 and 167,602.44 is: 251,411.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,823.20 : 451,248.12 = 167,602.44 : x
  2. Step 2: Convert to fraction form
    300,823.20/451,248.12 = 167,602.44/x
  3. Step 3: Cross multiply
    300,823.20x = 451,248.12 × 167,602.44
  4. Step 4: Simplify right side
    300,823.20x = 75,630,285,957.41
  5. Step 5: Solve for x
    x = 75,630,285,957.41/300,823.20
  6. Step 6: Final answer
    x = 251,411.08

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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.