Finding the Fourth Proportional to 853,434.80, 1,177,723.08 and 471,458
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Solution
The fourth proportional to 853,434.80, 1,177,723.08 and 471,458 is: 650,602.68
Step by Step Solution
- Step 1: Write the proportion equation
853,434.80 : 1,177,723.08 = 471,458 : x - Step 2: Convert to fraction form
853,434.80/1,177,723.08 = 471,458/x - Step 3: Cross multiply
853,434.80x = 1,177,723.08 × 471,458 - Step 4: Simplify right side
853,434.80x = 555,246,967,850.64 - Step 5: Solve for x
x = 555,246,967,850.64/853,434.80 - Step 6: Final answer
x = 650,602.68
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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.