Finding the Fourth Proportional to 472,239.60, 651,705.87 and 268,286.81
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Solution
The fourth proportional to 472,239.60, 651,705.87 and 268,286.81 is: 370,244.44
Step by Step Solution
- Step 1: Write the proportion equation
472,239.60 : 651,705.87 = 268,286.81 : x - Step 2: Convert to fraction form
472,239.60/651,705.87 = 268,286.81/x - Step 3: Cross multiply
472,239.60x = 651,705.87 × 268,286.81 - Step 4: Simplify right side
472,239.60x = 174,844,085,662.05 - Step 5: Solve for x
x = 174,844,085,662.05/472,239.60 - Step 6: Final answer
x = 370,244.44
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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.