Home / 946,439.67-1,419,671.81-272,532.03

Finding the Fourth Proportional to 946,439.67, 1,419,671.81 and 272,532.03

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Solution

The fourth proportional to 946,439.67, 1,419,671.81 and 272,532.03 is: 408,801.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,439.67 : 1,419,671.81 = 272,532.03 : x
  2. Step 2: Convert to fraction form
    946,439.67/1,419,671.81 = 272,532.03/x
  3. Step 3: Cross multiply
    946,439.67x = 1,419,671.81 × 272,532.03
  4. Step 4: Simplify right side
    946,439.67x = 386,906,040,313.07
  5. Step 5: Solve for x
    x = 386,906,040,313.07/946,439.67
  6. Step 6: Final answer
    x = 408,801.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.