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Finding the Fourth Proportional to 293,384.70, 404,872.20 and 166,084.92

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Solution

The fourth proportional to 293,384.70, 404,872.20 and 166,084.92 is: 229,197.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,384.70 : 404,872.20 = 166,084.92 : x
  2. Step 2: Convert to fraction form
    293,384.70/404,872.20 = 166,084.92/x
  3. Step 3: Cross multiply
    293,384.70x = 404,872.20 × 166,084.92
  4. Step 4: Simplify right side
    293,384.70x = 67,243,166,947.22
  5. Step 5: Solve for x
    x = 67,243,166,947.22/293,384.70
  6. Step 6: Final answer
    x = 229,197.93

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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.