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Finding the Fourth Proportional to 301,486.76, 452,239.86 and 151,645.32

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Solution

The fourth proportional to 301,486.76, 452,239.86 and 151,645.32 is: 227,472.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,486.76 : 452,239.86 = 151,645.32 : x
  2. Step 2: Convert to fraction form
    301,486.76/452,239.86 = 151,645.32/x
  3. Step 3: Cross multiply
    301,486.76x = 452,239.86 × 151,645.32
  4. Step 4: Simplify right side
    301,486.76x = 68,580,058,286.46
  5. Step 5: Solve for x
    x = 68,580,058,286.46/301,486.76
  6. Step 6: Final answer
    x = 227,472.87

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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.