Home / 483,868.76-667,743.75-266,088.92

Finding the Fourth Proportional to 483,868.76, 667,743.75 and 266,088.92

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Solution

The fourth proportional to 483,868.76, 667,743.75 and 266,088.92 is: 367,205.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,868.76 : 667,743.75 = 266,088.92 : x
  2. Step 2: Convert to fraction form
    483,868.76/667,743.75 = 266,088.92/x
  3. Step 3: Cross multiply
    483,868.76x = 667,743.75 × 266,088.92
  4. Step 4: Simplify right side
    483,868.76x = 177,679,209,935.53
  5. Step 5: Solve for x
    x = 177,679,209,935.53/483,868.76
  6. Step 6: Final answer
    x = 367,205.38

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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.