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Finding the Fourth Proportional to 344,674.12, 475,643.46 and 191,709.02

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Solution

The fourth proportional to 344,674.12, 475,643.46 and 191,709.02 is: 264,554.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,674.12 : 475,643.46 = 191,709.02 : x
  2. Step 2: Convert to fraction form
    344,674.12/475,643.46 = 191,709.02/x
  3. Step 3: Cross multiply
    344,674.12x = 475,643.46 × 191,709.02
  4. Step 4: Simplify right side
    344,674.12x = 91,185,141,586.01
  5. Step 5: Solve for x
    x = 91,185,141,586.01/344,674.12
  6. Step 6: Final answer
    x = 264,554.65

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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.