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Finding the Fourth Proportional to 1,237,194, 1,855,791 and 303,306

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Solution

The fourth proportional to 1,237,194, 1,855,791 and 303,306 is: 454,959

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,194 : 1,855,791 = 303,306 : x
  2. Step 2: Convert to fraction form
    1,237,194/1,855,791 = 303,306/x
  3. Step 3: Cross multiply
    1,237,194x = 1,855,791 × 303,306
  4. Step 4: Simplify right side
    1,237,194x = 562,872,545,046
  5. Step 5: Solve for x
    x = 562,872,545,046/1,237,194
  6. Step 6: Final answer
    x = 454,959

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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.