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Finding the Fourth Proportional to 301,336.03, 452,006.76 and 76,696.71

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Solution

The fourth proportional to 301,336.03, 452,006.76 and 76,696.71 is: 115,045.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,336.03 : 452,006.76 = 76,696.71 : x
  2. Step 2: Convert to fraction form
    301,336.03/452,006.76 = 76,696.71/x
  3. Step 3: Cross multiply
    301,336.03x = 452,006.76 × 76,696.71
  4. Step 4: Simplify right side
    301,336.03x = 34,667,429,982.35
  5. Step 5: Solve for x
    x = 34,667,429,982.35/301,336.03
  6. Step 6: Final answer
    x = 115,045.75

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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.