Home / 729,386.81-1,093,994.07-196,949.37

Finding the Fourth Proportional to 729,386.81, 1,093,994.07 and 196,949.37

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Solution

The fourth proportional to 729,386.81, 1,093,994.07 and 196,949.37 is: 295,400.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,386.81 : 1,093,994.07 = 196,949.37 : x
  2. Step 2: Convert to fraction form
    729,386.81/1,093,994.07 = 196,949.37/x
  3. Step 3: Cross multiply
    729,386.81x = 1,093,994.07 × 196,949.37
  4. Step 4: Simplify right side
    729,386.81x = 215,461,442,870.24
  5. Step 5: Solve for x
    x = 215,461,442,870.24/729,386.81
  6. Step 6: Final answer
    x = 295,400.80

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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.