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Finding the Fourth Proportional to 270,182.58, 405,273.32 and 253,741.12

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Solution

The fourth proportional to 270,182.58, 405,273.32 and 253,741.12 is: 380,611.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,182.58 : 405,273.32 = 253,741.12 : x
  2. Step 2: Convert to fraction form
    270,182.58/405,273.32 = 253,741.12/x
  3. Step 3: Cross multiply
    270,182.58x = 405,273.32 × 253,741.12
  4. Step 4: Simplify right side
    270,182.58x = 102,834,504,792.56
  5. Step 5: Solve for x
    x = 102,834,504,792.56/270,182.58
  6. Step 6: Final answer
    x = 380,611.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.