Finding the Fourth Proportional to 341,949.96, 472,022.64 and 306,076.68
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Solution
The fourth proportional to 341,949.96, 472,022.64 and 306,076.68 is: 422,503.70
Step by Step Solution
- Step 1: Write the proportion equation
341,949.96 : 472,022.64 = 306,076.68 : x - Step 2: Convert to fraction form
341,949.96/472,022.64 = 306,076.68/x - Step 3: Cross multiply
341,949.96x = 472,022.64 × 306,076.68 - Step 4: Simplify right side
341,949.96x = 144,475,122,536.04 - Step 5: Solve for x
x = 144,475,122,536.04/341,949.96 - Step 6: Final answer
x = 422,503.70
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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.