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Finding the Fourth Proportional to 301,115.58, 451,530.40 and 174,794.56

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Solution

The fourth proportional to 301,115.58, 451,530.40 and 174,794.56 is: 262,108.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,115.58 : 451,530.40 = 174,794.56 : x
  2. Step 2: Convert to fraction form
    301,115.58/451,530.40 = 174,794.56/x
  3. Step 3: Cross multiply
    301,115.58x = 451,530.40 × 174,794.56
  4. Step 4: Simplify right side
    301,115.58x = 78,925,056,356.55
  5. Step 5: Solve for x
    x = 78,925,056,356.55/301,115.58
  6. Step 6: Final answer
    x = 262,108.85

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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.