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Finding the Fourth Proportional to 440,000.82, 660,001.22 and 229,589.54

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Solution

The fourth proportional to 440,000.82, 660,001.22 and 229,589.54 is: 344,384.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,000.82 : 660,001.22 = 229,589.54 : x
  2. Step 2: Convert to fraction form
    440,000.82/660,001.22 = 229,589.54/x
  3. Step 3: Cross multiply
    440,000.82x = 660,001.22 × 229,589.54
  4. Step 4: Simplify right side
    440,000.82x = 151,529,376,499.24
  5. Step 5: Solve for x
    x = 151,529,376,499.24/440,000.82
  6. Step 6: Final answer
    x = 344,384.30

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1.5x scale

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.