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Finding the Fourth Proportional to 446,163, 615,714.66 and 244,959

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Solution

The fourth proportional to 446,163, 615,714.66 and 244,959 is: 338,048.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,163 : 615,714.66 = 244,959 : x
  2. Step 2: Convert to fraction form
    446,163/615,714.66 = 244,959/x
  3. Step 3: Cross multiply
    446,163x = 615,714.66 × 244,959
  4. Step 4: Simplify right side
    446,163x = 150,824,847,398.94
  5. Step 5: Solve for x
    x = 150,824,847,398.94/446,163
  6. Step 6: Final answer
    x = 338,048.76

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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.