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Finding the Fourth Proportional to 603,465.32, 832,796.81 and 331,550.82

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Solution

The fourth proportional to 603,465.32, 832,796.81 and 331,550.82 is: 457,548.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,465.32 : 832,796.81 = 331,550.82 : x
  2. Step 2: Convert to fraction form
    603,465.32/832,796.81 = 331,550.82/x
  3. Step 3: Cross multiply
    603,465.32x = 832,796.81 × 331,550.82
  4. Step 4: Simplify right side
    603,465.32x = 276,114,463,591.13
  5. Step 5: Solve for x
    x = 276,114,463,591.13/603,465.32
  6. Step 6: Final answer
    x = 457,548.19

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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.