Finding the Fourth Proportional to 345,145.66, 476,447.97 and 232,034.02
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Solution
The fourth proportional to 345,145.66, 476,447.97 and 232,034.02 is: 320,305.75
Step by Step Solution
- Step 1: Write the proportion equation
345,145.66 : 476,447.97 = 232,034.02 : x - Step 2: Convert to fraction form
345,145.66/476,447.97 = 232,034.02/x - Step 3: Cross multiply
345,145.66x = 476,447.97 × 232,034.02 - Step 4: Simplify right side
345,145.66x = 110,552,137,478.95 - Step 5: Solve for x
x = 110,552,137,478.95/345,145.66 - Step 6: Final answer
x = 320,305.75
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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.