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Finding the Fourth Proportional to 362,069.46, 499,448.09 and 225,866.88

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Solution

The fourth proportional to 362,069.46, 499,448.09 and 225,866.88 is: 311,566.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,069.46 : 499,448.09 = 225,866.88 : x
  2. Step 2: Convert to fraction form
    362,069.46/499,448.09 = 225,866.88/x
  3. Step 3: Cross multiply
    362,069.46x = 499,448.09 × 225,866.88
  4. Step 4: Simplify right side
    362,069.46x = 112,808,782,374.93
  5. Step 5: Solve for x
    x = 112,808,782,374.93/362,069.46
  6. Step 6: Final answer
    x = 311,566.69

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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.