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Finding the Fourth Proportional to 270,996.42, 373,766.32 and 163,454.34

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Solution

The fourth proportional to 270,996.42, 373,766.32 and 163,454.34 is: 225,441.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,996.42 : 373,766.32 = 163,454.34 : x
  2. Step 2: Convert to fraction form
    270,996.42/373,766.32 = 163,454.34/x
  3. Step 3: Cross multiply
    270,996.42x = 373,766.32 × 163,454.34
  4. Step 4: Simplify right side
    270,996.42x = 61,093,727,149.83
  5. Step 5: Solve for x
    x = 61,093,727,149.83/270,996.42
  6. Step 6: Final answer
    x = 225,441.09

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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.