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Finding the Fourth Proportional to 336,010.21, 503,840.32 and 158,469.55

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Solution

The fourth proportional to 336,010.21, 503,840.32 and 158,469.55 is: 237,621.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,010.21 : 503,840.32 = 158,469.55 : x
  2. Step 2: Convert to fraction form
    336,010.21/503,840.32 = 158,469.55/x
  3. Step 3: Cross multiply
    336,010.21x = 503,840.32 × 158,469.55
  4. Step 4: Simplify right side
    336,010.21x = 79,843,347,126.48
  5. Step 5: Solve for x
    x = 79,843,347,126.48/336,010.21
  6. Step 6: Final answer
    x = 237,621.79

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1.5x scale

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.