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Finding the Fourth Proportional to 548,756.44, 757,402.14 and 333,965.56

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Solution

The fourth proportional to 548,756.44, 757,402.14 and 333,965.56 is: 460,944.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,756.44 : 757,402.14 = 333,965.56 : x
  2. Step 2: Convert to fraction form
    548,756.44/757,402.14 = 333,965.56/x
  3. Step 3: Cross multiply
    548,756.44x = 757,402.14 × 333,965.56
  4. Step 4: Simplify right side
    548,756.44x = 252,946,229,830.30
  5. Step 5: Solve for x
    x = 252,946,229,830.30/548,756.44
  6. Step 6: Final answer
    x = 460,944.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.