Finding the Fourth Proportional to 334,230.96, 461,239.49 and 190,990.67
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Solution
The fourth proportional to 334,230.96, 461,239.49 and 190,990.67 is: 263,567.55
Step by Step Solution
- Step 1: Write the proportion equation
334,230.96 : 461,239.49 = 190,990.67 : x - Step 2: Convert to fraction form
334,230.96/461,239.49 = 190,990.67/x - Step 3: Cross multiply
334,230.96x = 461,239.49 × 190,990.67 - Step 4: Simplify right side
334,230.96x = 88,092,435,964.41 - Step 5: Solve for x
x = 88,092,435,964.41/334,230.96 - Step 6: Final answer
x = 263,567.55
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1.5x scale
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.