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Finding the Fourth Proportional to 350,068.64, 483,069.84 and 274,796.96

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Solution

The fourth proportional to 350,068.64, 483,069.84 and 274,796.96 is: 379,200.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,068.64 : 483,069.84 = 274,796.96 : x
  2. Step 2: Convert to fraction form
    350,068.64/483,069.84 = 274,796.96/x
  3. Step 3: Cross multiply
    350,068.64x = 483,069.84 × 274,796.96
  4. Step 4: Simplify right side
    350,068.64x = 132,746,123,499.69
  5. Step 5: Solve for x
    x = 132,746,123,499.69/350,068.64
  6. Step 6: Final answer
    x = 379,200.27

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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.