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Finding the Fourth Proportional to 603,696.98, 833,061.53 and 331,759.02

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Solution

The fourth proportional to 603,696.98, 833,061.53 and 331,759.02 is: 457,805.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,696.98 : 833,061.53 = 331,759.02 : x
  2. Step 2: Convert to fraction form
    603,696.98/833,061.53 = 331,759.02/x
  3. Step 3: Cross multiply
    603,696.98x = 833,061.53 × 331,759.02
  4. Step 4: Simplify right side
    603,696.98x = 276,375,676,792.50
  5. Step 5: Solve for x
    x = 276,375,676,792.50/603,696.98
  6. Step 6: Final answer
    x = 457,805.30

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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.