Home / 726,852.56-1,090,202.16-194,427.32

Finding the Fourth Proportional to 726,852.56, 1,090,202.16 and 194,427.32

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Solution

The fourth proportional to 726,852.56, 1,090,202.16 and 194,427.32 is: 291,620.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,852.56 : 1,090,202.16 = 194,427.32 : x
  2. Step 2: Convert to fraction form
    726,852.56/1,090,202.16 = 194,427.32/x
  3. Step 3: Cross multiply
    726,852.56x = 1,090,202.16 × 194,427.32
  4. Step 4: Simplify right side
    726,852.56x = 211,965,084,227.01
  5. Step 5: Solve for x
    x = 211,965,084,227.01/726,852.56
  6. Step 6: Final answer
    x = 291,620.47

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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.