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Finding the Fourth Proportional to 297,625.64, 410,726.42 and 161,660.92

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Solution

The fourth proportional to 297,625.64, 410,726.42 and 161,660.92 is: 223,093.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,625.64 : 410,726.42 = 161,660.92 : x
  2. Step 2: Convert to fraction form
    297,625.64/410,726.42 = 161,660.92/x
  3. Step 3: Cross multiply
    297,625.64x = 410,726.42 × 161,660.92
  4. Step 4: Simplify right side
    297,625.64x = 66,398,410,925.51
  5. Step 5: Solve for x
    x = 66,398,410,925.51/297,625.64
  6. Step 6: Final answer
    x = 223,093.72

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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.