Finding the Fourth Proportional to 889,231.10, 1,227,293.98 and 526,858.98
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Solution
The fourth proportional to 889,231.10, 1,227,293.98 and 526,858.98 is: 727,157.26
Step by Step Solution
- Step 1: Write the proportion equation
889,231.10 : 1,227,293.98 = 526,858.98 : x - Step 2: Convert to fraction form
889,231.10/1,227,293.98 = 526,858.98/x - Step 3: Cross multiply
889,231.10x = 1,227,293.98 × 526,858.98 - Step 4: Simplify right side
889,231.10x = 646,610,848,326.47 - Step 5: Solve for x
x = 646,610,848,326.47/889,231.10 - Step 6: Final answer
x = 727,157.26
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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.