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Finding the Fourth Proportional to 469,468.71, 704,202.12 and 169,879.68

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Solution

The fourth proportional to 469,468.71, 704,202.12 and 169,879.68 is: 254,819.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,468.71 : 704,202.12 = 169,879.68 : x
  2. Step 2: Convert to fraction form
    469,468.71/704,202.12 = 169,879.68/x
  3. Step 3: Cross multiply
    469,468.71x = 704,202.12 × 169,879.68
  4. Step 4: Simplify right side
    469,468.71x = 119,629,630,800.92
  5. Step 5: Solve for x
    x = 119,629,630,800.92/469,468.71
  6. Step 6: Final answer
    x = 254,819.18

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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.