Home / 1,162,075.54-1,743,213.82-320,627.20

Finding the Fourth Proportional to 1,162,075.54, 1,743,213.82 and 320,627.20

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Solution

The fourth proportional to 1,162,075.54, 1,743,213.82 and 320,627.20 is: 480,968.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,162,075.54 : 1,743,213.82 = 320,627.20 : x
  2. Step 2: Convert to fraction form
    1,162,075.54/1,743,213.82 = 320,627.20/x
  3. Step 3: Cross multiply
    1,162,075.54x = 1,743,213.82 × 320,627.20
  4. Step 4: Simplify right side
    1,162,075.54x = 558,921,766,107.90
  5. Step 5: Solve for x
    x = 558,921,766,107.90/1,162,075.54
  6. Step 6: Final answer
    x = 480,968.53

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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.