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Finding the Fourth Proportional to 308,573.44, 425,659.85 and 179,497.39

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Solution

The fourth proportional to 308,573.44, 425,659.85 and 179,497.39 is: 247,606.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,573.44 : 425,659.85 = 179,497.39 : x
  2. Step 2: Convert to fraction form
    308,573.44/425,659.85 = 179,497.39/x
  3. Step 3: Cross multiply
    308,573.44x = 425,659.85 × 179,497.39
  4. Step 4: Simplify right side
    308,573.44x = 76,404,829,077.01
  5. Step 5: Solve for x
    x = 76,404,829,077.01/308,573.44
  6. Step 6: Final answer
    x = 247,606.63

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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.