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Finding the Fourth Proportional to 469,474.38, 704,218.86 and 114,495.12

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Solution

The fourth proportional to 469,474.38, 704,218.86 and 114,495.12 is: 171,744.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,474.38 : 704,218.86 = 114,495.12 : x
  2. Step 2: Convert to fraction form
    469,474.38/704,218.86 = 114,495.12/x
  3. Step 3: Cross multiply
    469,474.38x = 704,218.86 × 114,495.12
  4. Step 4: Simplify right side
    469,474.38x = 80,629,622,881.96
  5. Step 5: Solve for x
    x = 80,629,622,881.96/469,474.38
  6. Step 6: Final answer
    x = 171,744.46

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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.