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Finding the Fourth Proportional to 297,452.97, 410,485.59 and 161,486.91

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Solution

The fourth proportional to 297,452.97, 410,485.59 and 161,486.91 is: 222,852.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,452.97 : 410,485.59 = 161,486.91 : x
  2. Step 2: Convert to fraction form
    297,452.97/410,485.59 = 161,486.91/x
  3. Step 3: Cross multiply
    297,452.97x = 410,485.59 × 161,486.91
  4. Step 4: Simplify right side
    297,452.97x = 66,288,049,528.63
  5. Step 5: Solve for x
    x = 66,288,049,528.63/297,452.97
  6. Step 6: Final answer
    x = 222,852.20

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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.