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Finding the Fourth Proportional to 603,760.43, 832,842.45 and 377,012.27

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Solution

The fourth proportional to 603,760.43, 832,842.45 and 377,012.27 is: 520,060.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,760.43 : 832,842.45 = 377,012.27 : x
  2. Step 2: Convert to fraction form
    603,760.43/832,842.45 = 377,012.27/x
  3. Step 3: Cross multiply
    603,760.43x = 832,842.45 × 377,012.27
  4. Step 4: Simplify right side
    603,760.43x = 313,991,819,405.18
  5. Step 5: Solve for x
    x = 313,991,819,405.18/603,760.43
  6. Step 6: Final answer
    x = 520,060.29

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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.