Home / 481,194.82-664,038.39-266,321.98

Finding the Fourth Proportional to 481,194.82, 664,038.39 and 266,321.98

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Solution

The fourth proportional to 481,194.82, 664,038.39 and 266,321.98 is: 367,518.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,194.82 : 664,038.39 = 266,321.98 : x
  2. Step 2: Convert to fraction form
    481,194.82/664,038.39 = 266,321.98/x
  3. Step 3: Cross multiply
    481,194.82x = 664,038.39 × 266,321.98
  4. Step 4: Simplify right side
    481,194.82x = 176,848,018,820.81
  5. Step 5: Solve for x
    x = 176,848,018,820.81/481,194.82
  6. Step 6: Final answer
    x = 367,518.54

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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.