Finding the Fourth Proportional to 341,838.63, 471,727.40 and 188,874.38
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Solution
The fourth proportional to 341,838.63, 471,727.40 and 188,874.38 is: 260,641.17
Step by Step Solution
- Step 1: Write the proportion equation
341,838.63 : 471,727.40 = 188,874.38 : x - Step 2: Convert to fraction form
341,838.63/471,727.40 = 188,874.38/x - Step 3: Cross multiply
341,838.63x = 471,727.40 × 188,874.38 - Step 4: Simplify right side
341,838.63x = 89,097,220,438.96 - Step 5: Solve for x
x = 89,097,220,438.96/341,838.63 - Step 6: Final answer
x = 260,641.17
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.