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Finding the Fourth Proportional to 338,247.88, 466,827.78 and 195,005.32

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Solution

The fourth proportional to 338,247.88, 466,827.78 and 195,005.32 is: 269,133.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,247.88 : 466,827.78 = 195,005.32 : x
  2. Step 2: Convert to fraction form
    338,247.88/466,827.78 = 195,005.32/x
  3. Step 3: Cross multiply
    338,247.88x = 466,827.78 × 195,005.32
  4. Step 4: Simplify right side
    338,247.88x = 91,033,900,623.79
  5. Step 5: Solve for x
    x = 91,033,900,623.79/338,247.88
  6. Step 6: Final answer
    x = 269,133.69

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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.