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Finding the Fourth Proportional to 336,305.34, 504,459.83 and 99,650.07

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Solution

The fourth proportional to 336,305.34, 504,459.83 and 99,650.07 is: 149,475.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,305.34 : 504,459.83 = 99,650.07 : x
  2. Step 2: Convert to fraction form
    336,305.34/504,459.83 = 99,650.07/x
  3. Step 3: Cross multiply
    336,305.34x = 504,459.83 × 99,650.07
  4. Step 4: Simplify right side
    336,305.34x = 50,269,457,371.69
  5. Step 5: Solve for x
    x = 50,269,457,371.69/336,305.34
  6. Step 6: Final answer
    x = 149,475.64

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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.