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Finding the Fourth Proportional to 293,281.62, 404,727.21 and 159,145.62

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Solution

The fourth proportional to 293,281.62, 404,727.21 and 159,145.62 is: 219,620.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,281.62 : 404,727.21 = 159,145.62 : x
  2. Step 2: Convert to fraction form
    293,281.62/404,727.21 = 159,145.62/x
  3. Step 3: Cross multiply
    293,281.62x = 404,727.21 × 159,145.62
  4. Step 4: Simplify right side
    293,281.62x = 64,410,562,766.32
  5. Step 5: Solve for x
    x = 64,410,562,766.32/293,281.62
  6. Step 6: Final answer
    x = 219,620.18

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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.