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Finding the Fourth Proportional to 558,597.24, 770,873.42 and 303,949.72

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Solution

The fourth proportional to 558,597.24, 770,873.42 and 303,949.72 is: 419,455.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,597.24 : 770,873.42 = 303,949.72 : x
  2. Step 2: Convert to fraction form
    558,597.24/770,873.42 = 303,949.72/x
  3. Step 3: Cross multiply
    558,597.24x = 770,873.42 × 303,949.72
  4. Step 4: Simplify right side
    558,597.24x = 234,306,760,164.44
  5. Step 5: Solve for x
    x = 234,306,760,164.44/558,597.24
  6. Step 6: Final answer
    x = 419,455.64

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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.