Home / 722,450.98-1,083,722.64-242,659.36

Finding the Fourth Proportional to 722,450.98, 1,083,722.64 and 242,659.36

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Solution

The fourth proportional to 722,450.98, 1,083,722.64 and 242,659.36 is: 364,004.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,450.98 : 1,083,722.64 = 242,659.36 : x
  2. Step 2: Convert to fraction form
    722,450.98/1,083,722.64 = 242,659.36/x
  3. Step 3: Cross multiply
    722,450.98x = 1,083,722.64 × 242,659.36
  4. Step 4: Simplify right side
    722,450.98x = 262,975,442,239.91
  5. Step 5: Solve for x
    x = 262,975,442,239.91/722,450.98
  6. Step 6: Final answer
    x = 364,004.55

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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.