Home / 855,796.16-1,180,994.20-468,604.56

Finding the Fourth Proportional to 855,796.16, 1,180,994.20 and 468,604.56

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Solution

The fourth proportional to 855,796.16, 1,180,994.20 and 468,604.56 is: 646,671.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,796.16 : 1,180,994.20 = 468,604.56 : x
  2. Step 2: Convert to fraction form
    855,796.16/1,180,994.20 = 468,604.56/x
  3. Step 3: Cross multiply
    855,796.16x = 1,180,994.20 × 468,604.56
  4. Step 4: Simplify right side
    855,796.16x = 553,419,267,453.55
  5. Step 5: Solve for x
    x = 553,419,267,453.55/855,796.16
  6. Step 6: Final answer
    x = 646,671.83

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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.