Home / 1,162,369.57-1,743,551.88-320,918.89

Finding the Fourth Proportional to 1,162,369.57, 1,743,551.88 and 320,918.89

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Solution

The fourth proportional to 1,162,369.57, 1,743,551.88 and 320,918.89 is: 481,377.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,162,369.57 : 1,743,551.88 = 320,918.89 : x
  2. Step 2: Convert to fraction form
    1,162,369.57/1,743,551.88 = 320,918.89/x
  3. Step 3: Cross multiply
    1,162,369.57x = 1,743,551.88 × 320,918.89
  4. Step 4: Simplify right side
    1,162,369.57x = 559,538,733,987.01
  5. Step 5: Solve for x
    x = 559,538,733,987.01/1,162,369.57
  6. Step 6: Final answer
    x = 481,377.65

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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.