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Finding the Fourth Proportional to 467,122, 644,628.33 and 252,262.04

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Solution

The fourth proportional to 467,122, 644,628.33 and 252,262.04 is: 348,121.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,122 : 644,628.33 = 252,262.04 : x
  2. Step 2: Convert to fraction form
    467,122/644,628.33 = 252,262.04/x
  3. Step 3: Cross multiply
    467,122x = 644,628.33 × 252,262.04
  4. Step 4: Simplify right side
    467,122x = 162,615,257,567.59
  5. Step 5: Solve for x
    x = 162,615,257,567.59/467,122
  6. Step 6: Final answer
    x = 348,121.60

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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.