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Finding the Fourth Proportional to 273,343.80, 410,015.70 and 123,526.20

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Solution

The fourth proportional to 273,343.80, 410,015.70 and 123,526.20 is: 185,289.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,343.80 : 410,015.70 = 123,526.20 : x
  2. Step 2: Convert to fraction form
    273,343.80/410,015.70 = 123,526.20/x
  3. Step 3: Cross multiply
    273,343.80x = 410,015.70 × 123,526.20
  4. Step 4: Simplify right side
    273,343.80x = 50,647,681,361.34
  5. Step 5: Solve for x
    x = 50,647,681,361.34/273,343.80
  6. Step 6: Final answer
    x = 185,289.30

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1.5x scale

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.