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Finding the Fourth Proportional to 444,320.60, 613,260.60 and 306,692.60

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Solution

The fourth proportional to 444,320.60, 613,260.60 and 306,692.60 is: 423,303.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,320.60 : 613,260.60 = 306,692.60 : x
  2. Step 2: Convert to fraction form
    444,320.60/613,260.60 = 306,692.60/x
  3. Step 3: Cross multiply
    444,320.60x = 613,260.60 × 306,692.60
  4. Step 4: Simplify right side
    444,320.60x = 188,082,487,891.56
  5. Step 5: Solve for x
    x = 188,082,487,891.56/444,320.60
  6. Step 6: Final answer
    x = 423,303.55

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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.