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Finding the Fourth Proportional to 300,244.78, 414,334.24 and 164,277.15

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Solution

The fourth proportional to 300,244.78, 414,334.24 and 164,277.15 is: 226,700.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,244.78 : 414,334.24 = 164,277.15 : x
  2. Step 2: Convert to fraction form
    300,244.78/414,334.24 = 164,277.15/x
  3. Step 3: Cross multiply
    300,244.78x = 414,334.24 × 164,277.15
  4. Step 4: Simplify right side
    300,244.78x = 68,065,648,094.62
  5. Step 5: Solve for x
    x = 68,065,648,094.62/300,244.78
  6. Step 6: Final answer
    x = 226,700.52

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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.