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Finding the Fourth Proportional to 349,425.82, 481,540.51 and 301,012.53

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Solution

The fourth proportional to 349,425.82, 481,540.51 and 301,012.53 is: 414,822.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,425.82 : 481,540.51 = 301,012.53 : x
  2. Step 2: Convert to fraction form
    349,425.82/481,540.51 = 301,012.53/x
  3. Step 3: Cross multiply
    349,425.82x = 481,540.51 × 301,012.53
  4. Step 4: Simplify right side
    349,425.82x = 144,949,727,212.59
  5. Step 5: Solve for x
    x = 144,949,727,212.59/349,425.82
  6. Step 6: Final answer
    x = 414,822.60

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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.