Home / 864,107.80-1,296,161.83-233,021.68

Finding the Fourth Proportional to 864,107.80, 1,296,161.83 and 233,021.68

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Solution

The fourth proportional to 864,107.80, 1,296,161.83 and 233,021.68 is: 349,532.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,107.80 : 1,296,161.83 = 233,021.68 : x
  2. Step 2: Convert to fraction form
    864,107.80/1,296,161.83 = 233,021.68/x
  3. Step 3: Cross multiply
    864,107.80x = 1,296,161.83 × 233,021.68
  4. Step 4: Simplify right side
    864,107.80x = 302,033,804,229.35
  5. Step 5: Solve for x
    x = 302,033,804,229.35/864,107.80
  6. Step 6: Final answer
    x = 349,532.55

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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.