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Finding the Fourth Proportional to 450,814.01, 622,115.13 and 246,861.17

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Solution

The fourth proportional to 450,814.01, 622,115.13 and 246,861.17 is: 340,663.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,814.01 : 622,115.13 = 246,861.17 : x
  2. Step 2: Convert to fraction form
    450,814.01/622,115.13 = 246,861.17/x
  3. Step 3: Cross multiply
    450,814.01x = 622,115.13 × 246,861.17
  4. Step 4: Simplify right side
    450,814.01x = 153,576,069,014.59
  5. Step 5: Solve for x
    x = 153,576,069,014.59/450,814.01
  6. Step 6: Final answer
    x = 340,663.93

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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.