Finding the Fourth Proportional to 905,768.58, 1,358,651.97 and 231,848.79
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Solution
The fourth proportional to 905,768.58, 1,358,651.97 and 231,848.79 is: 347,772.95
Step by Step Solution
- Step 1: Write the proportion equation
905,768.58 : 1,358,651.97 = 231,848.79 : x - Step 2: Convert to fraction form
905,768.58/1,358,651.97 = 231,848.79/x - Step 3: Cross multiply
905,768.58x = 1,358,651.97 × 231,848.79 - Step 4: Simplify right side
905,768.58x = 315,001,815,275.62 - Step 5: Solve for x
x = 315,001,815,275.62/905,768.58 - Step 6: Final answer
x = 347,772.95
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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.