Finding the Fourth Proportional to 382,827.28, 574,197.14 and 102,366.40
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Solution
The fourth proportional to 382,827.28, 574,197.14 and 102,366.40 is: 153,537.89
Step by Step Solution
- Step 1: Write the proportion equation
382,827.28 : 574,197.14 = 102,366.40 : x - Step 2: Convert to fraction form
382,827.28/574,197.14 = 102,366.40/x - Step 3: Cross multiply
382,827.28x = 574,197.14 × 102,366.40 - Step 4: Simplify right side
382,827.28x = 58,778,494,112.10 - Step 5: Solve for x
x = 58,778,494,112.10/382,827.28 - Step 6: Final answer
x = 153,537.89
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.