Home / 481,913.46-664,944.57-290,937.24

Finding the Fourth Proportional to 481,913.46, 664,944.57 and 290,937.24

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Solution

The fourth proportional to 481,913.46, 664,944.57 and 290,937.24 is: 401,435.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,913.46 : 664,944.57 = 290,937.24 : x
  2. Step 2: Convert to fraction form
    481,913.46/664,944.57 = 290,937.24/x
  3. Step 3: Cross multiply
    481,913.46x = 664,944.57 × 290,937.24
  4. Step 4: Simplify right side
    481,913.46x = 193,457,137,948.79
  5. Step 5: Solve for x
    x = 193,457,137,948.79/481,913.46
  6. Step 6: Final answer
    x = 401,435.43

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.