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Finding the Fourth Proportional to 350,591.77, 483,816.60 and 189,446.82

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Solution

The fourth proportional to 350,591.77, 483,816.60 and 189,446.82 is: 261,436.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,591.77 : 483,816.60 = 189,446.82 : x
  2. Step 2: Convert to fraction form
    350,591.77/483,816.60 = 189,446.82/x
  3. Step 3: Cross multiply
    350,591.77x = 483,816.60 × 189,446.82
  4. Step 4: Simplify right side
    350,591.77x = 91,657,516,333.21
  5. Step 5: Solve for x
    x = 91,657,516,333.21/350,591.77
  6. Step 6: Final answer
    x = 261,436.59

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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.