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Finding the Fourth Proportional to 603,144.09, 832,622.22 and 348,446.07

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Solution

The fourth proportional to 603,144.09, 832,622.22 and 348,446.07 is: 481,019.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,144.09 : 832,622.22 = 348,446.07 : x
  2. Step 2: Convert to fraction form
    603,144.09/832,622.22 = 348,446.07/x
  3. Step 3: Cross multiply
    603,144.09x = 832,622.22 × 348,446.07
  4. Step 4: Simplify right side
    603,144.09x = 290,123,940,353.68
  5. Step 5: Solve for x
    x = 290,123,940,353.68/603,144.09
  6. Step 6: Final answer
    x = 481,019.29

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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.