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Finding the Fourth Proportional to 849,993.84, 1,274,115.96 and 376,902

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Solution

The fourth proportional to 849,993.84, 1,274,115.96 and 376,902 is: 564,965.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,993.84 : 1,274,115.96 = 376,902 : x
  2. Step 2: Convert to fraction form
    849,993.84/1,274,115.96 = 376,902/x
  3. Step 3: Cross multiply
    849,993.84x = 1,274,115.96 × 376,902
  4. Step 4: Simplify right side
    849,993.84x = 480,216,853,555.92
  5. Step 5: Solve for x
    x = 480,216,853,555.92/849,993.84
  6. Step 6: Final answer
    x = 564,965.10

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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.