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Finding the Fourth Proportional to 344,226.50, 475,077.12 and 193,323.50

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Solution

The fourth proportional to 344,226.50, 475,077.12 and 193,323.50 is: 266,811.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,226.50 : 475,077.12 = 193,323.50 : x
  2. Step 2: Convert to fraction form
    344,226.50/475,077.12 = 193,323.50/x
  3. Step 3: Cross multiply
    344,226.50x = 475,077.12 × 193,323.50
  4. Step 4: Simplify right side
    344,226.50x = 91,843,571,608.32
  5. Step 5: Solve for x
    x = 91,843,571,608.32/344,226.50
  6. Step 6: Final answer
    x = 266,811.45

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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.