Home / 481,738.70-664,840.24-266,946.14

Finding the Fourth Proportional to 481,738.70, 664,840.24 and 266,946.14

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Solution

The fourth proportional to 481,738.70, 664,840.24 and 266,946.14 is: 368,408.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,738.70 : 664,840.24 = 266,946.14 : x
  2. Step 2: Convert to fraction form
    481,738.70/664,840.24 = 266,946.14/x
  3. Step 3: Cross multiply
    481,738.70x = 664,840.24 × 266,946.14
  4. Step 4: Simplify right side
    481,738.70x = 177,476,535,784.67
  5. Step 5: Solve for x
    x = 177,476,535,784.67/481,738.70
  6. Step 6: Final answer
    x = 368,408.30

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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.