Home / 481,187.09-664,030.14-266,322.58

Finding the Fourth Proportional to 481,187.09, 664,030.14 and 266,322.58

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Solution

The fourth proportional to 481,187.09, 664,030.14 and 266,322.58 is: 367,520.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,187.09 : 664,030.14 = 266,322.58 : x
  2. Step 2: Convert to fraction form
    481,187.09/664,030.14 = 266,322.58/x
  3. Step 3: Cross multiply
    481,187.09x = 664,030.14 × 266,322.58
  4. Step 4: Simplify right side
    481,187.09x = 176,846,220,082.56
  5. Step 5: Solve for x
    x = 176,846,220,082.56/481,187.09
  6. Step 6: Final answer
    x = 367,520.71

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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.