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Finding the Fourth Proportional to 329,293.44, 454,257.92 and 208,230.72

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Solution

The fourth proportional to 329,293.44, 454,257.92 and 208,230.72 is: 287,252.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,293.44 : 454,257.92 = 208,230.72 : x
  2. Step 2: Convert to fraction form
    329,293.44/454,257.92 = 208,230.72/x
  3. Step 3: Cross multiply
    329,293.44x = 454,257.92 × 208,230.72
  4. Step 4: Simplify right side
    329,293.44x = 94,590,453,747.30
  5. Step 5: Solve for x
    x = 94,590,453,747.30/329,293.44
  6. Step 6: Final answer
    x = 287,252.77

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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.