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Finding the Fourth Proportional to 335,770.75, 463,380.75 and 190,586.76

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Solution

The fourth proportional to 335,770.75, 463,380.75 and 190,586.76 is: 263,019.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,770.75 : 463,380.75 = 190,586.76 : x
  2. Step 2: Convert to fraction form
    335,770.75/463,380.75 = 190,586.76/x
  3. Step 3: Cross multiply
    335,770.75x = 463,380.75 × 190,586.76
  4. Step 4: Simplify right side
    335,770.75x = 88,314,234,051.19
  5. Step 5: Solve for x
    x = 88,314,234,051.19/335,770.75
  6. Step 6: Final answer
    x = 263,019.44

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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.