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Finding the Fourth Proportional to 603,610.51, 832,982.28 and 331,695.94

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Solution

The fourth proportional to 603,610.51, 832,982.28 and 331,695.94 is: 457,740.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,610.51 : 832,982.28 = 331,695.94 : x
  2. Step 2: Convert to fraction form
    603,610.51/832,982.28 = 331,695.94/x
  3. Step 3: Cross multiply
    603,610.51x = 832,982.28 × 331,695.94
  4. Step 4: Simplify right side
    603,610.51x = 276,296,840,367.94
  5. Step 5: Solve for x
    x = 276,296,840,367.94/603,610.51
  6. Step 6: Final answer
    x = 457,740.27

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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.