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Finding the Fourth Proportional to 849,997.84, 1,274,121.96 and 376,906

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Solution

The fourth proportional to 849,997.84, 1,274,121.96 and 376,906 is: 564,971.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,997.84 : 1,274,121.96 = 376,906 : x
  2. Step 2: Convert to fraction form
    849,997.84/1,274,121.96 = 376,906/x
  3. Step 3: Cross multiply
    849,997.84x = 1,274,121.96 × 376,906
  4. Step 4: Simplify right side
    849,997.84x = 480,224,211,455.76
  5. Step 5: Solve for x
    x = 480,224,211,455.76/849,997.84
  6. Step 6: Final answer
    x = 564,971.10

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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.