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Finding the Fourth Proportional to 451,199.68, 676,774.60 and 151,649.34

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Solution

The fourth proportional to 451,199.68, 676,774.60 and 151,649.34 is: 227,465.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,199.68 : 676,774.60 = 151,649.34 : x
  2. Step 2: Convert to fraction form
    451,199.68/676,774.60 = 151,649.34/x
  3. Step 3: Cross multiply
    451,199.68x = 676,774.60 × 151,649.34
  4. Step 4: Simplify right side
    451,199.68x = 102,632,421,418.76
  5. Step 5: Solve for x
    x = 102,632,421,418.76/451,199.68
  6. Step 6: Final answer
    x = 227,465.63

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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.