Finding the Fourth Proportional to 726,592.06, 1,089,888.09 and 221,182.03
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Solution
The fourth proportional to 726,592.06, 1,089,888.09 and 221,182.03 is: 331,773.05
Step by Step Solution
- Step 1: Write the proportion equation
726,592.06 : 1,089,888.09 = 221,182.03 : x - Step 2: Convert to fraction form
726,592.06/1,089,888.09 = 221,182.03/x - Step 3: Cross multiply
726,592.06x = 1,089,888.09 × 221,182.03 - Step 4: Simplify right side
726,592.06x = 241,063,660,219.02 - Step 5: Solve for x
x = 241,063,660,219.02/726,592.06 - Step 6: Final answer
x = 331,773.05
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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.