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Finding the Fourth Proportional to 467,524.20, 699,536.70 and 310,060.20

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Solution

The fourth proportional to 467,524.20, 699,536.70 and 310,060.20 is: 463,929.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,524.20 : 699,536.70 = 310,060.20 : x
  2. Step 2: Convert to fraction form
    467,524.20/699,536.70 = 310,060.20/x
  3. Step 3: Cross multiply
    467,524.20x = 699,536.70 × 310,060.20
  4. Step 4: Simplify right side
    467,524.20x = 216,898,489,109.34
  5. Step 5: Solve for x
    x = 216,898,489,109.34/467,524.20
  6. Step 6: Final answer
    x = 463,929.97

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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.