Home / 762,630.56-1,143,954-230,156.36

Finding the Fourth Proportional to 762,630.56, 1,143,954 and 230,156.36

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Solution

The fourth proportional to 762,630.56, 1,143,954 and 230,156.36 is: 345,237.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,630.56 : 1,143,954 = 230,156.36 : x
  2. Step 2: Convert to fraction form
    762,630.56/1,143,954 = 230,156.36/x
  3. Step 3: Cross multiply
    762,630.56x = 1,143,954 × 230,156.36
  4. Step 4: Simplify right side
    762,630.56x = 263,288,288,647.44
  5. Step 5: Solve for x
    x = 263,288,288,647.44/762,630.56
  6. Step 6: Final answer
    x = 345,237.00

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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.