Finding the Fourth Proportional to 362,156.41, 543,767.85 and 202,545.05
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Solution
The fourth proportional to 362,156.41, 543,767.85 and 202,545.05 is: 304,115.80
Step by Step Solution
- Step 1: Write the proportion equation
362,156.41 : 543,767.85 = 202,545.05 : x - Step 2: Convert to fraction form
362,156.41/543,767.85 = 202,545.05/x - Step 3: Cross multiply
362,156.41x = 543,767.85 × 202,545.05 - Step 4: Simplify right side
362,156.41x = 110,137,483,994.50 - Step 5: Solve for x
x = 110,137,483,994.50/362,156.41 - Step 6: Final answer
x = 304,115.80
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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.