Home / 345,747.88-477,130.30-200,583.02

Finding the Fourth Proportional to 345,747.88, 477,130.30 and 200,583.02

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Solution

The fourth proportional to 345,747.88, 477,130.30 and 200,583.02 is: 276,803.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,747.88 : 477,130.30 = 200,583.02 : x
  2. Step 2: Convert to fraction form
    345,747.88/477,130.30 = 200,583.02/x
  3. Step 3: Cross multiply
    345,747.88x = 477,130.30 × 200,583.02
  4. Step 4: Simplify right side
    345,747.88x = 95,704,237,198.87
  5. Step 5: Solve for x
    x = 95,704,237,198.87/345,747.88
  6. Step 6: Final answer
    x = 276,803.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.