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Finding the Fourth Proportional to 347,365.48, 479,212.17 and 204,060.88

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Solution

The fourth proportional to 347,365.48, 479,212.17 and 204,060.88 is: 281,514.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,365.48 : 479,212.17 = 204,060.88 : x
  2. Step 2: Convert to fraction form
    347,365.48/479,212.17 = 204,060.88/x
  3. Step 3: Cross multiply
    347,365.48x = 479,212.17 × 204,060.88
  4. Step 4: Simplify right side
    347,365.48x = 97,788,457,116.91
  5. Step 5: Solve for x
    x = 97,788,457,116.91/347,365.48
  6. Step 6: Final answer
    x = 281,514.61

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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.