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Finding the Fourth Proportional to 322,522.16, 483,615.97 and 144,877.41

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Solution

The fourth proportional to 322,522.16, 483,615.97 and 144,877.41 is: 217,240.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,522.16 : 483,615.97 = 144,877.41 : x
  2. Step 2: Convert to fraction form
    322,522.16/483,615.97 = 144,877.41/x
  3. Step 3: Cross multiply
    322,522.16x = 483,615.97 × 144,877.41
  4. Step 4: Simplify right side
    322,522.16x = 70,065,028,806.04
  5. Step 5: Solve for x
    x = 70,065,028,806.04/322,522.16
  6. Step 6: Final answer
    x = 217,240.98

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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.