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Finding the Fourth Proportional to 650,175.20, 974,485.20 and 334,469.60

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Solution

The fourth proportional to 650,175.20, 974,485.20 and 334,469.60 is: 501,304.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,175.20 : 974,485.20 = 334,469.60 : x
  2. Step 2: Convert to fraction form
    650,175.20/974,485.20 = 334,469.60/x
  3. Step 3: Cross multiply
    650,175.20x = 974,485.20 × 334,469.60
  4. Step 4: Simplify right side
    650,175.20x = 325,935,675,049.92
  5. Step 5: Solve for x
    x = 325,935,675,049.92/650,175.20
  6. Step 6: Final answer
    x = 501,304.38

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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.