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Finding the Fourth Proportional to 344,868, 516,801.24 and 245,228.64

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Solution

The fourth proportional to 344,868, 516,801.24 and 245,228.64 is: 367,486.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,868 : 516,801.24 = 245,228.64 : x
  2. Step 2: Convert to fraction form
    344,868/516,801.24 = 245,228.64/x
  3. Step 3: Cross multiply
    344,868x = 516,801.24 × 245,228.64
  4. Step 4: Simplify right side
    344,868x = 126,734,465,235.51
  5. Step 5: Solve for x
    x = 126,734,465,235.51/344,868
  6. Step 6: Final answer
    x = 367,486.88

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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.