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Finding the Fourth Proportional to 603,274.52, 904,762.26 and 203,906.42

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Solution

The fourth proportional to 603,274.52, 904,762.26 and 203,906.42 is: 305,809.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,274.52 : 904,762.26 = 203,906.42 : x
  2. Step 2: Convert to fraction form
    603,274.52/904,762.26 = 203,906.42/x
  3. Step 3: Cross multiply
    603,274.52x = 904,762.26 × 203,906.42
  4. Step 4: Simplify right side
    603,274.52x = 184,486,833,387.71
  5. Step 5: Solve for x
    x = 184,486,833,387.71/603,274.52
  6. Step 6: Final answer
    x = 305,809.09

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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.