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Finding the Fourth Proportional to 292,067.46, 435,523.14 and 281,659.97

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Solution

The fourth proportional to 292,067.46, 435,523.14 and 281,659.97 is: 420,003.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,067.46 : 435,523.14 = 281,659.97 : x
  2. Step 2: Convert to fraction form
    292,067.46/435,523.14 = 281,659.97/x
  3. Step 3: Cross multiply
    292,067.46x = 435,523.14 × 281,659.97
  4. Step 4: Simplify right side
    292,067.46x = 122,669,435,635.51
  5. Step 5: Solve for x
    x = 122,669,435,635.51/292,067.46
  6. Step 6: Final answer
    x = 420,003.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.