Home / 891,995.54-1,230,954.46-484,097.28

Finding the Fourth Proportional to 891,995.54, 1,230,954.46 and 484,097.28

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Solution

The fourth proportional to 891,995.54, 1,230,954.46 and 484,097.28 is: 668,054.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,995.54 : 1,230,954.46 = 484,097.28 : x
  2. Step 2: Convert to fraction form
    891,995.54/1,230,954.46 = 484,097.28/x
  3. Step 3: Cross multiply
    891,995.54x = 1,230,954.46 × 484,097.28
  4. Step 4: Simplify right side
    891,995.54x = 595,901,705,889.87
  5. Step 5: Solve for x
    x = 595,901,705,889.87/891,995.54
  6. Step 6: Final answer
    x = 668,054.58

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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.