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Finding the Fourth Proportional to 301,691.68, 452,530.52 and 151,891.75

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Solution

The fourth proportional to 301,691.68, 452,530.52 and 151,891.75 is: 227,834.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,691.68 : 452,530.52 = 151,891.75 : x
  2. Step 2: Convert to fraction form
    301,691.68/452,530.52 = 151,891.75/x
  3. Step 3: Cross multiply
    301,691.68x = 452,530.52 × 151,891.75
  4. Step 4: Simplify right side
    301,691.68x = 68,735,654,050.58
  5. Step 5: Solve for x
    x = 68,735,654,050.58/301,691.68
  6. Step 6: Final answer
    x = 227,834.10

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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.