Finding the Fourth Proportional to 346,218.08, 477,696.80 and 202,950.44
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Solution
The fourth proportional to 346,218.08, 477,696.80 and 202,950.44 is: 280,022.28
Step by Step Solution
- Step 1: Write the proportion equation
346,218.08 : 477,696.80 = 202,950.44 : x - Step 2: Convert to fraction form
346,218.08/477,696.80 = 202,950.44/x - Step 3: Cross multiply
346,218.08x = 477,696.80 × 202,950.44 - Step 4: Simplify right side
346,218.08x = 96,948,775,146.96 - Step 5: Solve for x
x = 96,948,775,146.96/346,218.08 - Step 6: Final answer
x = 280,022.28
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1.5x scale
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.