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Finding the Fourth Proportional to 297,293.05, 410,165.07 and 168,213.56

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Solution

The fourth proportional to 297,293.05, 410,165.07 and 168,213.56 is: 232,078.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,293.05 : 410,165.07 = 168,213.56 : x
  2. Step 2: Convert to fraction form
    297,293.05/410,165.07 = 168,213.56/x
  3. Step 3: Cross multiply
    297,293.05x = 410,165.07 × 168,213.56
  4. Step 4: Simplify right side
    297,293.05x = 68,995,326,612.35
  5. Step 5: Solve for x
    x = 68,995,326,612.35/297,293.05
  6. Step 6: Final answer
    x = 232,078.51

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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.