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Finding the Fourth Proportional to 344,464.70, 516,795.87 and 144,682.34

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Solution

The fourth proportional to 344,464.70, 516,795.87 and 144,682.34 is: 217,065.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,464.70 : 516,795.87 = 144,682.34 : x
  2. Step 2: Convert to fraction form
    344,464.70/516,795.87 = 144,682.34/x
  3. Step 3: Cross multiply
    344,464.70x = 516,795.87 × 144,682.34
  4. Step 4: Simplify right side
    344,464.70x = 74,771,235,773.94
  5. Step 5: Solve for x
    x = 74,771,235,773.94/344,464.70
  6. Step 6: Final answer
    x = 217,065.02

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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.