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Finding the Fourth Proportional to 603,783.60, 833,222.04 and 331,851.42

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Solution

The fourth proportional to 603,783.60, 833,222.04 and 331,851.42 is: 457,955.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,783.60 : 833,222.04 = 331,851.42 : x
  2. Step 2: Convert to fraction form
    603,783.60/833,222.04 = 331,851.42/x
  3. Step 3: Cross multiply
    603,783.60x = 833,222.04 × 331,851.42
  4. Step 4: Simplify right side
    603,783.60x = 276,505,917,149.30
  5. Step 5: Solve for x
    x = 276,505,917,149.30/603,783.60
  6. Step 6: Final answer
    x = 457,955.33

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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.