Finding the Fourth Proportional to 345,525.48, 476,841.36 and 202,331.64
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Solution
The fourth proportional to 345,525.48, 476,841.36 and 202,331.64 is: 279,227.15
Step by Step Solution
- Step 1: Write the proportion equation
345,525.48 : 476,841.36 = 202,331.64 : x - Step 2: Convert to fraction form
345,525.48/476,841.36 = 202,331.64/x - Step 3: Cross multiply
345,525.48x = 476,841.36 × 202,331.64 - Step 4: Simplify right side
345,525.48x = 96,480,094,388.63 - Step 5: Solve for x
x = 96,480,094,388.63/345,525.48 - Step 6: Final answer
x = 279,227.15
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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.