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Finding the Fourth Proportional to 363,150.56, 501,009.90 and 225,265.52

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Solution

The fourth proportional to 363,150.56, 501,009.90 and 225,265.52 is: 310,780.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,150.56 : 501,009.90 = 225,265.52 : x
  2. Step 2: Convert to fraction form
    363,150.56/501,009.90 = 225,265.52/x
  3. Step 3: Cross multiply
    363,150.56x = 501,009.90 × 225,265.52
  4. Step 4: Simplify right side
    363,150.56x = 112,860,255,648.65
  5. Step 5: Solve for x
    x = 112,860,255,648.65/363,150.56
  6. Step 6: Final answer
    x = 310,780.89

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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.