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Finding the Fourth Proportional to 454,889.36, 680,914.10 and 335,081.36

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Solution

The fourth proportional to 454,889.36, 680,914.10 and 335,081.36 is: 501,576.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,889.36 : 680,914.10 = 335,081.36 : x
  2. Step 2: Convert to fraction form
    454,889.36/680,914.10 = 335,081.36/x
  3. Step 3: Cross multiply
    454,889.36x = 680,914.10 × 335,081.36
  4. Step 4: Simplify right side
    454,889.36x = 228,161,622,671.18
  5. Step 5: Solve for x
    x = 228,161,622,671.18/454,889.36
  6. Step 6: Final answer
    x = 501,576.08

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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.