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Finding the Fourth Proportional to 499,576.12, 749,064.05 and 229,366.11

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Solution

The fourth proportional to 499,576.12, 749,064.05 and 229,366.11 is: 343,911.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,576.12 : 749,064.05 = 229,366.11 : x
  2. Step 2: Convert to fraction form
    499,576.12/749,064.05 = 229,366.11/x
  3. Step 3: Cross multiply
    499,576.12x = 749,064.05 × 229,366.11
  4. Step 4: Simplify right side
    499,576.12x = 171,809,907,289.35
  5. Step 5: Solve for x
    x = 171,809,907,289.35/499,576.12
  6. Step 6: Final answer
    x = 343,911.37

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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.