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Finding the Fourth Proportional to 365,590.36, 504,641.54 and 251,247.51

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Solution

The fourth proportional to 365,590.36, 504,641.54 and 251,247.51 is: 346,808.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,590.36 : 504,641.54 = 251,247.51 : x
  2. Step 2: Convert to fraction form
    365,590.36/504,641.54 = 251,247.51/x
  3. Step 3: Cross multiply
    365,590.36x = 504,641.54 × 251,247.51
  4. Step 4: Simplify right side
    365,590.36x = 126,789,930,367.57
  5. Step 5: Solve for x
    x = 126,789,930,367.57/365,590.36
  6. Step 6: Final answer
    x = 346,808.74

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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.