Finding the Fourth Proportional to 489,625.10, 675,731.19 and 274,766.02
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Solution
The fourth proportional to 489,625.10, 675,731.19 and 274,766.02 is: 379,204.35
Step by Step Solution
- Step 1: Write the proportion equation
489,625.10 : 675,731.19 = 274,766.02 : x - Step 2: Convert to fraction form
489,625.10/675,731.19 = 274,766.02/x - Step 3: Cross multiply
489,625.10x = 675,731.19 × 274,766.02 - Step 4: Simplify right side
489,625.10x = 185,667,969,007.21 - Step 5: Solve for x
x = 185,667,969,007.21/489,625.10 - Step 6: Final answer
x = 379,204.35
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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.