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Finding the Fourth Proportional to 336,227.86, 504,415.59 and 99,589.06

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Solution

The fourth proportional to 336,227.86, 504,415.59 and 99,589.06 is: 149,405.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,227.86 : 504,415.59 = 99,589.06 : x
  2. Step 2: Convert to fraction form
    336,227.86/504,415.59 = 99,589.06/x
  3. Step 3: Cross multiply
    336,227.86x = 504,415.59 × 99,589.06
  4. Step 4: Simplify right side
    336,227.86x = 50,234,274,457.45
  5. Step 5: Solve for x
    x = 50,234,274,457.45/336,227.86
  6. Step 6: Final answer
    x = 149,405.45

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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.