Finding the Fourth Proportional to 853,537.44, 1,177,894.05 and 471,573.02
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Solution
The fourth proportional to 853,537.44, 1,177,894.05 and 471,573.02 is: 650,777.61
Step by Step Solution
- Step 1: Write the proportion equation
853,537.44 : 1,177,894.05 = 471,573.02 : x - Step 2: Convert to fraction form
853,537.44/1,177,894.05 = 471,573.02/x - Step 3: Cross multiply
853,537.44x = 1,177,894.05 × 471,573.02 - Step 4: Simplify right side
853,537.44x = 555,463,054,398.53 - Step 5: Solve for x
x = 555,463,054,398.53/853,537.44 - Step 6: Final answer
x = 650,777.61
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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.