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Finding the Fourth Proportional to 336,374.20, 504,561.30 and 168,412.60

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Solution

The fourth proportional to 336,374.20, 504,561.30 and 168,412.60 is: 252,618.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,374.20 : 504,561.30 = 168,412.60 : x
  2. Step 2: Convert to fraction form
    336,374.20/504,561.30 = 168,412.60/x
  3. Step 3: Cross multiply
    336,374.20x = 504,561.30 × 168,412.60
  4. Step 4: Simplify right side
    336,374.20x = 84,974,480,392.38
  5. Step 5: Solve for x
    x = 84,974,480,392.38/336,374.20
  6. Step 6: Final answer
    x = 252,618.90

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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.