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Finding the Fourth Proportional to 601,512.50, 902,268.75 and 180,788.78

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Solution

The fourth proportional to 601,512.50, 902,268.75 and 180,788.78 is: 271,183.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,512.50 : 902,268.75 = 180,788.78 : x
  2. Step 2: Convert to fraction form
    601,512.50/902,268.75 = 180,788.78/x
  3. Step 3: Cross multiply
    601,512.50x = 902,268.75 × 180,788.78
  4. Step 4: Simplify right side
    601,512.50x = 163,120,066,544.63
  5. Step 5: Solve for x
    x = 163,120,066,544.63/601,512.50
  6. Step 6: Final answer
    x = 271,183.17

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Similar ratio
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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.