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Finding the Fourth Proportional to 456,149.44, 629,460.76 and 252,188.44

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Solution

The fourth proportional to 456,149.44, 629,460.76 and 252,188.44 is: 348,005.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,149.44 : 629,460.76 = 252,188.44 : x
  2. Step 2: Convert to fraction form
    456,149.44/629,460.76 = 252,188.44/x
  3. Step 3: Cross multiply
    456,149.44x = 629,460.76 × 252,188.44
  4. Step 4: Simplify right side
    456,149.44x = 158,742,727,105.61
  5. Step 5: Solve for x
    x = 158,742,727,105.61/456,149.44
  6. Step 6: Final answer
    x = 348,005.97

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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.