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Finding the Fourth Proportional to 297,175.32, 445,746.50 and 217,295.14

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Solution

The fourth proportional to 297,175.32, 445,746.50 and 217,295.14 is: 325,930.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,175.32 : 445,746.50 = 217,295.14 : x
  2. Step 2: Convert to fraction form
    297,175.32/445,746.50 = 217,295.14/x
  3. Step 3: Cross multiply
    297,175.32x = 445,746.50 × 217,295.14
  4. Step 4: Simplify right side
    297,175.32x = 96,858,548,122.01
  5. Step 5: Solve for x
    x = 96,858,548,122.01/297,175.32
  6. Step 6: Final answer
    x = 325,930.66

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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.