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Finding the Fourth Proportional to 293,046.64, 404,385.06 and 163,963.24

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Solution

The fourth proportional to 293,046.64, 404,385.06 and 163,963.24 is: 226,258.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,046.64 : 404,385.06 = 163,963.24 : x
  2. Step 2: Convert to fraction form
    293,046.64/404,385.06 = 163,963.24/x
  3. Step 3: Cross multiply
    293,046.64x = 404,385.06 × 163,963.24
  4. Step 4: Simplify right side
    293,046.64x = 66,304,284,645.19
  5. Step 5: Solve for x
    x = 66,304,284,645.19/293,046.64
  6. Step 6: Final answer
    x = 226,258.47

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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.