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Finding the Fourth Proportional to 1,263,463, 1,895,522.82 and 376,999

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Solution

The fourth proportional to 1,263,463, 1,895,522.82 and 376,999 is: 565,596.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,463 : 1,895,522.82 = 376,999 : x
  2. Step 2: Convert to fraction form
    1,263,463/1,895,522.82 = 376,999/x
  3. Step 3: Cross multiply
    1,263,463x = 1,895,522.82 × 376,999
  4. Step 4: Simplify right side
    1,263,463x = 714,610,207,617.18
  5. Step 5: Solve for x
    x = 714,610,207,617.18/1,263,463
  6. Step 6: Final answer
    x = 565,596.47

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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.