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Finding the Fourth Proportional to 293,178.92, 404,587.69 and 159,042.92

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Solution

The fourth proportional to 293,178.92, 404,587.69 and 159,042.92 is: 219,479.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,178.92 : 404,587.69 = 159,042.92 : x
  2. Step 2: Convert to fraction form
    293,178.92/404,587.69 = 159,042.92/x
  3. Step 3: Cross multiply
    293,178.92x = 404,587.69 × 159,042.92
  4. Step 4: Simplify right side
    293,178.92x = 64,346,807,613.65
  5. Step 5: Solve for x
    x = 64,346,807,613.65/293,178.92
  6. Step 6: Final answer
    x = 219,479.65

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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.