Home / 300,738.16-451,075.46-158,526.44

Finding the Fourth Proportional to 300,738.16, 451,075.46 and 158,526.44

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Solution

The fourth proportional to 300,738.16, 451,075.46 and 158,526.44 is: 237,772.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,738.16 : 451,075.46 = 158,526.44 : x
  2. Step 2: Convert to fraction form
    300,738.16/451,075.46 = 158,526.44/x
  3. Step 3: Cross multiply
    300,738.16x = 451,075.46 × 158,526.44
  4. Step 4: Simplify right side
    300,738.16x = 71,507,384,589.79
  5. Step 5: Solve for x
    x = 71,507,384,589.79/300,738.16
  6. Step 6: Final answer
    x = 237,772.90

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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.