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Finding the Fourth Proportional to 303,075.44, 454,744.48 and 162,670

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Solution

The fourth proportional to 303,075.44, 454,744.48 and 162,670 is: 244,075.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,075.44 : 454,744.48 = 162,670 : x
  2. Step 2: Convert to fraction form
    303,075.44/454,744.48 = 162,670/x
  3. Step 3: Cross multiply
    303,075.44x = 454,744.48 × 162,670
  4. Step 4: Simplify right side
    303,075.44x = 73,973,284,561.60
  5. Step 5: Solve for x
    x = 73,973,284,561.60/303,075.44
  6. Step 6: Final answer
    x = 244,075.48

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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.