Home / 336,028.20-504,042.30-324,623.40

Finding the Fourth Proportional to 336,028.20, 504,042.30 and 324,623.40

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Solution

The fourth proportional to 336,028.20, 504,042.30 and 324,623.40 is: 486,935.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,028.20 : 504,042.30 = 324,623.40 : x
  2. Step 2: Convert to fraction form
    336,028.20/504,042.30 = 324,623.40/x
  3. Step 3: Cross multiply
    336,028.20x = 504,042.30 × 324,623.40
  4. Step 4: Simplify right side
    336,028.20x = 163,623,925,169.82
  5. Step 5: Solve for x
    x = 163,623,925,169.82/336,028.20
  6. Step 6: Final answer
    x = 486,935.10

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Double scale
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Similar ratio
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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.