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Finding the Fourth Proportional to 467,794.17, 645,529.44 and 263,832.90

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Solution

The fourth proportional to 467,794.17, 645,529.44 and 263,832.90 is: 364,074.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,794.17 : 645,529.44 = 263,832.90 : x
  2. Step 2: Convert to fraction form
    467,794.17/645,529.44 = 263,832.90/x
  3. Step 3: Cross multiply
    467,794.17x = 645,529.44 × 263,832.90
  4. Step 4: Simplify right side
    467,794.17x = 170,311,903,611.74
  5. Step 5: Solve for x
    x = 170,311,903,611.74/467,794.17
  6. Step 6: Final answer
    x = 364,074.45

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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.