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Finding the Fourth Proportional to 456,163.55, 629,480.30 and 252,202.58

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Solution

The fourth proportional to 456,163.55, 629,480.30 and 252,202.58 is: 348,025.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,163.55 : 629,480.30 = 252,202.58 : x
  2. Step 2: Convert to fraction form
    456,163.55/629,480.30 = 252,202.58/x
  3. Step 3: Cross multiply
    456,163.55x = 629,480.30 × 252,202.58
  4. Step 4: Simplify right side
    456,163.55x = 158,756,553,671.31
  5. Step 5: Solve for x
    x = 158,756,553,671.31/456,163.55
  6. Step 6: Final answer
    x = 348,025.51

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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.