Home / 397,019.17-595,466.03-329,981.55

Finding the Fourth Proportional to 397,019.17, 595,466.03 and 329,981.55

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Solution

The fourth proportional to 397,019.17, 595,466.03 and 329,981.55 is: 494,920.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,019.17 : 595,466.03 = 329,981.55 : x
  2. Step 2: Convert to fraction form
    397,019.17/595,466.03 = 329,981.55/x
  3. Step 3: Cross multiply
    397,019.17x = 595,466.03 × 329,981.55
  4. Step 4: Simplify right side
    397,019.17x = 196,492,802,143.70
  5. Step 5: Solve for x
    x = 196,492,802,143.70/397,019.17
  6. Step 6: Final answer
    x = 494,920.19

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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.