Finding the Fourth Proportional to 543,323.10, 814,207.05 and 376,916.70
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Solution
The fourth proportional to 543,323.10, 814,207.05 and 376,916.70 is: 564,835.61
Step by Step Solution
- Step 1: Write the proportion equation
543,323.10 : 814,207.05 = 376,916.70 : x - Step 2: Convert to fraction form
543,323.10/814,207.05 = 376,916.70/x - Step 3: Cross multiply
543,323.10x = 814,207.05 × 376,916.70 - Step 4: Simplify right side
543,323.10x = 306,888,234,402.74 - Step 5: Solve for x
x = 306,888,234,402.74/543,323.10 - Step 6: Final answer
x = 564,835.61
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.