Finding the Fourth Proportional to 305,253.94, 457,958.79 and 94,893.70
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Solution
The fourth proportional to 305,253.94, 457,958.79 and 94,893.70 is: 142,364.76
Step by Step Solution
- Step 1: Write the proportion equation
305,253.94 : 457,958.79 = 94,893.70 : x - Step 2: Convert to fraction form
305,253.94/457,958.79 = 94,893.70/x - Step 3: Cross multiply
305,253.94x = 457,958.79 × 94,893.70 - Step 4: Simplify right side
305,253.94x = 43,457,404,030.62 - Step 5: Solve for x
x = 43,457,404,030.62/305,253.94 - Step 6: Final answer
x = 142,364.76
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.