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Finding the Fourth Proportional to 344,670.62, 475,713.72 and 223,642.04

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Solution

The fourth proportional to 344,670.62, 475,713.72 and 223,642.04 is: 308,670.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,670.62 : 475,713.72 = 223,642.04 : x
  2. Step 2: Convert to fraction form
    344,670.62/475,713.72 = 223,642.04/x
  3. Step 3: Cross multiply
    344,670.62x = 475,713.72 × 223,642.04
  4. Step 4: Simplify right side
    344,670.62x = 106,389,586,796.79
  5. Step 5: Solve for x
    x = 106,389,586,796.79/344,670.62
  6. Step 6: Final answer
    x = 308,670.31

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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.