Home / 603,043.10-832,211.38-331,108.62

Finding the Fourth Proportional to 603,043.10, 832,211.38 and 331,108.62

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Solution

The fourth proportional to 603,043.10, 832,211.38 and 331,108.62 is: 456,936.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,043.10 : 832,211.38 = 331,108.62 : x
  2. Step 2: Convert to fraction form
    603,043.10/832,211.38 = 331,108.62/x
  3. Step 3: Cross multiply
    603,043.10x = 832,211.38 × 331,108.62
  4. Step 4: Simplify right side
    603,043.10x = 275,552,361,580.10
  5. Step 5: Solve for x
    x = 275,552,361,580.10/603,043.10
  6. Step 6: Final answer
    x = 456,936.43

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1.5x scale

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.