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Finding the Fourth Proportional to 334,924.20, 501,608.70 and 327,148.20

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Solution

The fourth proportional to 334,924.20, 501,608.70 and 327,148.20 is: 489,962.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,924.20 : 501,608.70 = 327,148.20 : x
  2. Step 2: Convert to fraction form
    334,924.20/501,608.70 = 327,148.20/x
  3. Step 3: Cross multiply
    334,924.20x = 501,608.70 × 327,148.20
  4. Step 4: Simplify right side
    334,924.20x = 164,100,383,309.34
  5. Step 5: Solve for x
    x = 164,100,383,309.34/334,924.20
  6. Step 6: Final answer
    x = 489,962.75

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1.5x scale

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.