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Finding the Fourth Proportional to 301,487.15, 452,240.89 and 151,645.75

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Solution

The fourth proportional to 301,487.15, 452,240.89 and 151,645.75 is: 227,473.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,487.15 : 452,240.89 = 151,645.75 : x
  2. Step 2: Convert to fraction form
    301,487.15/452,240.89 = 151,645.75/x
  3. Step 3: Cross multiply
    301,487.15x = 452,240.89 × 151,645.75
  4. Step 4: Simplify right side
    301,487.15x = 68,580,407,435.00
  5. Step 5: Solve for x
    x = 68,580,407,435.00/301,487.15
  6. Step 6: Final answer
    x = 227,473.73

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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.