Finding the Fourth Proportional to 292,809.06, 438,918.35 and 222,540.75
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Solution
The fourth proportional to 292,809.06, 438,918.35 and 222,540.75 is: 333,586.73
Step by Step Solution
- Step 1: Write the proportion equation
292,809.06 : 438,918.35 = 222,540.75 : x - Step 2: Convert to fraction form
292,809.06/438,918.35 = 222,540.75/x - Step 3: Cross multiply
292,809.06x = 438,918.35 × 222,540.75 - Step 4: Simplify right side
292,809.06x = 97,677,217,685.06 - Step 5: Solve for x
x = 97,677,217,685.06/292,809.06 - Step 6: Final answer
x = 333,586.73
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.