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Finding the Fourth Proportional to 456,157.54, 629,441.88 and 252,180.13

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Solution

The fourth proportional to 456,157.54, 629,441.88 and 252,180.13 is: 347,977.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,157.54 : 629,441.88 = 252,180.13 : x
  2. Step 2: Convert to fraction form
    456,157.54/629,441.88 = 252,180.13/x
  3. Step 3: Cross multiply
    456,157.54x = 629,441.88 × 252,180.13
  4. Step 4: Simplify right side
    456,157.54x = 158,732,735,125.84
  5. Step 5: Solve for x
    x = 158,732,735,125.84/456,157.54
  6. Step 6: Final answer
    x = 347,977.88

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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.