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Finding the Fourth Proportional to 295,696.35, 443,581.45 and 115,758.54

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Solution

The fourth proportional to 295,696.35, 443,581.45 and 115,758.54 is: 173,652.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,696.35 : 443,581.45 = 115,758.54 : x
  2. Step 2: Convert to fraction form
    295,696.35/443,581.45 = 115,758.54/x
  3. Step 3: Cross multiply
    295,696.35x = 443,581.45 × 115,758.54
  4. Step 4: Simplify right side
    295,696.35x = 51,348,340,733.69
  5. Step 5: Solve for x
    x = 51,348,340,733.69/295,696.35
  6. Step 6: Final answer
    x = 173,652.26

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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.