Finding the Fourth Proportional to 853,540.44, 1,177,898.19 and 471,576.02
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Solution
The fourth proportional to 853,540.44, 1,177,898.19 and 471,576.02 is: 650,781.75
Step by Step Solution
- Step 1: Write the proportion equation
853,540.44 : 1,177,898.19 = 471,576.02 : x - Step 2: Convert to fraction form
853,540.44/1,177,898.19 = 471,576.02/x - Step 3: Cross multiply
853,540.44x = 1,177,898.19 × 471,576.02 - Step 4: Simplify right side
853,540.44x = 555,468,540,405.40 - Step 5: Solve for x
x = 555,468,540,405.40/853,540.44 - Step 6: Final answer
x = 650,781.75
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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.