Finding the Fourth Proportional to 362,155.08, 543,765.88 and 202,543.74
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Solution
The fourth proportional to 362,155.08, 543,765.88 and 202,543.74 is: 304,113.85
Step by Step Solution
- Step 1: Write the proportion equation
362,155.08 : 543,765.88 = 202,543.74 : x - Step 2: Convert to fraction form
362,155.08/543,765.88 = 202,543.74/x - Step 3: Cross multiply
362,155.08x = 543,765.88 × 202,543.74 - Step 4: Simplify right side
362,155.08x = 110,136,375,019.59 - Step 5: Solve for x
x = 110,136,375,019.59/362,155.08 - Step 6: Final answer
x = 304,113.85
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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.