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Finding the Fourth Proportional to 344,990.90, 476,092.82 and 192,030.75

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Solution

The fourth proportional to 344,990.90, 476,092.82 and 192,030.75 is: 265,005.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,990.90 : 476,092.82 = 192,030.75 : x
  2. Step 2: Convert to fraction form
    344,990.90/476,092.82 = 192,030.75/x
  3. Step 3: Cross multiply
    344,990.90x = 476,092.82 × 192,030.75
  4. Step 4: Simplify right side
    344,990.90x = 91,424,461,774.29
  5. Step 5: Solve for x
    x = 91,424,461,774.29/344,990.90
  6. Step 6: Final answer
    x = 265,005.43

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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.