Finding the Fourth Proportional to 770,881.80, 1,156,239.58 and 202,319.88
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Solution
The fourth proportional to 770,881.80, 1,156,239.58 and 202,319.88 is: 303,458.00
Step by Step Solution
- Step 1: Write the proportion equation
770,881.80 : 1,156,239.58 = 202,319.88 : x - Step 2: Convert to fraction form
770,881.80/1,156,239.58 = 202,319.88/x - Step 3: Cross multiply
770,881.80x = 1,156,239.58 × 202,319.88 - Step 4: Simplify right side
770,881.80x = 233,930,253,076.85 - Step 5: Solve for x
x = 233,930,253,076.85/770,881.80 - Step 6: Final answer
x = 303,458.00
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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.