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Finding the Fourth Proportional to 335,825.20, 504,013.20 and 333,200.80

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Solution

The fourth proportional to 335,825.20, 504,013.20 and 333,200.80 is: 500,074.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,825.20 : 504,013.20 = 333,200.80 : x
  2. Step 2: Convert to fraction form
    335,825.20/504,013.20 = 333,200.80/x
  3. Step 3: Cross multiply
    335,825.20x = 504,013.20 × 333,200.80
  4. Step 4: Simplify right side
    335,825.20x = 167,937,601,450.56
  5. Step 5: Solve for x
    x = 167,937,601,450.56/335,825.20
  6. Step 6: Final answer
    x = 500,074.45

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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.