Finding the Fourth Proportional to 341,958.96, 472,035.06 and 306,085.68
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Solution
The fourth proportional to 341,958.96, 472,035.06 and 306,085.68 is: 422,516.12
Step by Step Solution
- Step 1: Write the proportion equation
341,958.96 : 472,035.06 = 306,085.68 : x - Step 2: Convert to fraction form
341,958.96/472,035.06 = 306,085.68/x - Step 3: Cross multiply
341,958.96x = 472,035.06 × 306,085.68 - Step 4: Simplify right side
341,958.96x = 144,483,172,323.94 - Step 5: Solve for x
x = 144,483,172,323.94/341,958.96 - Step 6: Final answer
x = 422,516.12
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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.