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Finding the Fourth Proportional to 336,317.46, 504,478.02 and 99,662.20

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Solution

The fourth proportional to 336,317.46, 504,478.02 and 99,662.20 is: 149,493.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,317.46 : 504,478.02 = 99,662.20 : x
  2. Step 2: Convert to fraction form
    336,317.46/504,478.02 = 99,662.20/x
  3. Step 3: Cross multiply
    336,317.46x = 504,478.02 × 99,662.20
  4. Step 4: Simplify right side
    336,317.46x = 50,277,389,324.84
  5. Step 5: Solve for x
    x = 50,277,389,324.84/336,317.46
  6. Step 6: Final answer
    x = 149,493.84

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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.