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Finding the Fourth Proportional to 366,696.48, 505,094.58 and 259,079.70

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Solution

The fourth proportional to 366,696.48, 505,094.58 and 259,079.70 is: 356,861.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,696.48 : 505,094.58 = 259,079.70 : x
  2. Step 2: Convert to fraction form
    366,696.48/505,094.58 = 259,079.70/x
  3. Step 3: Cross multiply
    366,696.48x = 505,094.58 × 259,079.70
  4. Step 4: Simplify right side
    366,696.48x = 130,859,752,258.03
  5. Step 5: Solve for x
    x = 130,859,752,258.03/366,696.48
  6. Step 6: Final answer
    x = 356,861.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.