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Finding the Fourth Proportional to 603,269.79, 832,522.08 and 331,362.51

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Solution

The fourth proportional to 603,269.79, 832,522.08 and 331,362.51 is: 457,285.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,269.79 : 832,522.08 = 331,362.51 : x
  2. Step 2: Convert to fraction form
    603,269.79/832,522.08 = 331,362.51/x
  3. Step 3: Cross multiply
    603,269.79x = 832,522.08 × 331,362.51
  4. Step 4: Simplify right side
    603,269.79x = 275,866,606,059.22
  5. Step 5: Solve for x
    x = 275,866,606,059.22/603,269.79
  6. Step 6: Final answer
    x = 457,285.63

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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.