Home / 889,298.04-1,333,199.52-720,399.54

Finding the Fourth Proportional to 889,298.04, 1,333,199.52 and 720,399.54

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Solution

The fourth proportional to 889,298.04, 1,333,199.52 and 720,399.54 is: 1,079,993.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,298.04 : 1,333,199.52 = 720,399.54 : x
  2. Step 2: Convert to fraction form
    889,298.04/1,333,199.52 = 720,399.54/x
  3. Step 3: Cross multiply
    889,298.04x = 1,333,199.52 × 720,399.54
  4. Step 4: Simplify right side
    889,298.04x = 960,436,320,936.22
  5. Step 5: Solve for x
    x = 960,436,320,936.22/889,298.04
  6. Step 6: Final answer
    x = 1,079,993.75

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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.