Home / 467,268.30-644,829.78-252,408.30

Finding the Fourth Proportional to 467,268.30, 644,829.78 and 252,408.30

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Solution

The fourth proportional to 467,268.30, 644,829.78 and 252,408.30 is: 348,323.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,268.30 : 644,829.78 = 252,408.30 : x
  2. Step 2: Convert to fraction form
    467,268.30/644,829.78 = 252,408.30/x
  3. Step 3: Cross multiply
    467,268.30x = 644,829.78 × 252,408.30
  4. Step 4: Simplify right side
    467,268.30x = 162,760,388,559.17
  5. Step 5: Solve for x
    x = 162,760,388,559.17/467,268.30
  6. Step 6: Final answer
    x = 348,323.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.