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Finding the Fourth Proportional to 358,244.63, 494,097.75 and 222,202.30

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Solution

The fourth proportional to 358,244.63, 494,097.75 and 222,202.30 is: 306,465.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,244.63 : 494,097.75 = 222,202.30 : x
  2. Step 2: Convert to fraction form
    358,244.63/494,097.75 = 222,202.30/x
  3. Step 3: Cross multiply
    358,244.63x = 494,097.75 × 222,202.30
  4. Step 4: Simplify right side
    358,244.63x = 109,789,655,239.58
  5. Step 5: Solve for x
    x = 109,789,655,239.58/358,244.63
  6. Step 6: Final answer
    x = 306,465.60

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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.