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Finding the Fourth Proportional to 335,627.58, 503,441.38 and 315,098.94

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Solution

The fourth proportional to 335,627.58, 503,441.38 and 315,098.94 is: 472,648.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,627.58 : 503,441.38 = 315,098.94 : x
  2. Step 2: Convert to fraction form
    335,627.58/503,441.38 = 315,098.94/x
  3. Step 3: Cross multiply
    335,627.58x = 503,441.38 × 315,098.94
  4. Step 4: Simplify right side
    335,627.58x = 158,633,845,190.14
  5. Step 5: Solve for x
    x = 158,633,845,190.14/335,627.58
  6. Step 6: Final answer
    x = 472,648.42

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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.