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Finding the Fourth Proportional to 343,635, 474,423.66 and 224,610.36

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Solution

The fourth proportional to 343,635, 474,423.66 and 224,610.36 is: 310,097.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,635 : 474,423.66 = 224,610.36 : x
  2. Step 2: Convert to fraction form
    343,635/474,423.66 = 224,610.36/x
  3. Step 3: Cross multiply
    343,635x = 474,423.66 × 224,610.36
  4. Step 4: Simplify right side
    343,635x = 106,560,469,065.12
  5. Step 5: Solve for x
    x = 106,560,469,065.12/343,635
  6. Step 6: Final answer
    x = 310,097.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.