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Finding the Fourth Proportional to 366,095.34, 505,272.02 and 251,279.66

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Solution

The fourth proportional to 366,095.34, 505,272.02 and 251,279.66 is: 346,807.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,095.34 : 505,272.02 = 251,279.66 : x
  2. Step 2: Convert to fraction form
    366,095.34/505,272.02 = 251,279.66/x
  3. Step 3: Cross multiply
    366,095.34x = 505,272.02 × 251,279.66
  4. Step 4: Simplify right side
    366,095.34x = 126,964,581,393.11
  5. Step 5: Solve for x
    x = 126,964,581,393.11/366,095.34
  6. Step 6: Final answer
    x = 346,807.42

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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.