Finding the Fourth Proportional to 836,252.70, 1,252,305.45 and 670,364.70
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Solution
The fourth proportional to 836,252.70, 1,252,305.45 and 670,364.70 is: 1,003,884.79
Step by Step Solution
- Step 1: Write the proportion equation
836,252.70 : 1,252,305.45 = 670,364.70 : x - Step 2: Convert to fraction form
836,252.70/1,252,305.45 = 670,364.70/x - Step 3: Cross multiply
836,252.70x = 1,252,305.45 × 670,364.70 - Step 4: Simplify right side
836,252.70x = 839,501,367,297.62 - Step 5: Solve for x
x = 839,501,367,297.62/836,252.70 - Step 6: Final answer
x = 1,003,884.79
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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.