Finding the Fourth Proportional to 853,199.42, 1,177,394.03 and 490,614.63
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Solution
The fourth proportional to 853,199.42, 1,177,394.03 and 490,614.63 is: 677,036.02
Step by Step Solution
- Step 1: Write the proportion equation
853,199.42 : 1,177,394.03 = 490,614.63 : x - Step 2: Convert to fraction form
853,199.42/1,177,394.03 = 490,614.63/x - Step 3: Cross multiply
853,199.42x = 1,177,394.03 × 490,614.63 - Step 4: Simplify right side
853,199.42x = 577,646,733,939.59 - Step 5: Solve for x
x = 577,646,733,939.59/853,199.42 - Step 6: Final answer
x = 677,036.02
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.