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Finding the Fourth Proportional to 329,625.32, 494,457.24 and 127,222.44

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Solution

The fourth proportional to 329,625.32, 494,457.24 and 127,222.44 is: 190,841.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,625.32 : 494,457.24 = 127,222.44 : x
  2. Step 2: Convert to fraction form
    329,625.32/494,457.24 = 127,222.44/x
  3. Step 3: Cross multiply
    329,625.32x = 494,457.24 × 127,222.44
  4. Step 4: Simplify right side
    329,625.32x = 62,906,056,548.47
  5. Step 5: Solve for x
    x = 62,906,056,548.47/329,625.32
  6. Step 6: Final answer
    x = 190,841.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.