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Finding the Fourth Proportional to 336,652.56, 504,711.72 and 168,086.16

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Solution

The fourth proportional to 336,652.56, 504,711.72 and 168,086.16 is: 251,995.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,652.56 : 504,711.72 = 168,086.16 : x
  2. Step 2: Convert to fraction form
    336,652.56/504,711.72 = 168,086.16/x
  3. Step 3: Cross multiply
    336,652.56x = 504,711.72 × 168,086.16
  4. Step 4: Simplify right side
    336,652.56x = 84,835,054,921.80
  5. Step 5: Solve for x
    x = 84,835,054,921.80/336,652.56
  6. Step 6: Final answer
    x = 251,995.87

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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.