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Finding the Fourth Proportional to 345,006.60, 476,124.80 and 192,054.48

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Solution

The fourth proportional to 345,006.60, 476,124.80 and 192,054.48 is: 265,043.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,006.60 : 476,124.80 = 192,054.48 : x
  2. Step 2: Convert to fraction form
    345,006.60/476,124.80 = 192,054.48/x
  3. Step 3: Cross multiply
    345,006.60x = 476,124.80 × 192,054.48
  4. Step 4: Simplify right side
    345,006.60x = 91,441,902,690.82
  5. Step 5: Solve for x
    x = 91,441,902,690.82/345,006.60
  6. Step 6: Final answer
    x = 265,043.93

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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.