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Finding the Fourth Proportional to 336,136.40, 504,204.60 and 299,394.80

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Solution

The fourth proportional to 336,136.40, 504,204.60 and 299,394.80 is: 449,092.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,136.40 : 504,204.60 = 299,394.80 : x
  2. Step 2: Convert to fraction form
    336,136.40/504,204.60 = 299,394.80/x
  3. Step 3: Cross multiply
    336,136.40x = 504,204.60 × 299,394.80
  4. Step 4: Simplify right side
    336,136.40x = 150,956,235,376.08
  5. Step 5: Solve for x
    x = 150,956,235,376.08/336,136.40
  6. Step 6: Final answer
    x = 449,092.20

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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.