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Finding the Fourth Proportional to 474,736.92, 654,841.86 and 293,504.28

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Solution

The fourth proportional to 474,736.92, 654,841.86 and 293,504.28 is: 404,853.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,736.92 : 654,841.86 = 293,504.28 : x
  2. Step 2: Convert to fraction form
    474,736.92/654,841.86 = 293,504.28/x
  3. Step 3: Cross multiply
    474,736.92x = 654,841.86 × 293,504.28
  4. Step 4: Simplify right side
    474,736.92x = 192,198,888,633.16
  5. Step 5: Solve for x
    x = 192,198,888,633.16/474,736.92
  6. Step 6: Final answer
    x = 404,853.47

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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.