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Finding the Fourth Proportional to 382,035.08, 573,142.26 and 375,687.92

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Solution

The fourth proportional to 382,035.08, 573,142.26 and 375,687.92 is: 563,620.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,035.08 : 573,142.26 = 375,687.92 : x
  2. Step 2: Convert to fraction form
    382,035.08/573,142.26 = 375,687.92/x
  3. Step 3: Cross multiply
    382,035.08x = 573,142.26 × 375,687.92
  4. Step 4: Simplify right side
    382,035.08x = 215,322,623,523.50
  5. Step 5: Solve for x
    x = 215,322,623,523.50/382,035.08
  6. Step 6: Final answer
    x = 563,620.03

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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.