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Finding the Fourth Proportional to 603,582.54, 832,939.92 and 331,653.39

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Solution

The fourth proportional to 603,582.54, 832,939.92 and 331,653.39 is: 457,679.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,582.54 : 832,939.92 = 331,653.39 : x
  2. Step 2: Convert to fraction form
    603,582.54/832,939.92 = 331,653.39/x
  3. Step 3: Cross multiply
    603,582.54x = 832,939.92 × 331,653.39
  4. Step 4: Simplify right side
    603,582.54x = 276,247,348,134.33
  5. Step 5: Solve for x
    x = 276,247,348,134.33/603,582.54
  6. Step 6: Final answer
    x = 457,679.49

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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.