Finding the Fourth Proportional to 276,364.60, 381,349.26 and 174,351.58
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Solution
The fourth proportional to 276,364.60, 381,349.26 and 174,351.58 is: 240,583.80
Step by Step Solution
- Step 1: Write the proportion equation
276,364.60 : 381,349.26 = 174,351.58 : x - Step 2: Convert to fraction form
276,364.60/381,349.26 = 174,351.58/x - Step 3: Cross multiply
276,364.60x = 381,349.26 × 174,351.58 - Step 4: Simplify right side
276,364.60x = 66,488,846,012.83 - Step 5: Solve for x
x = 66,488,846,012.83/276,364.60 - Step 6: Final answer
x = 240,583.80
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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.