Finding the Fourth Proportional to 343,552.63, 515,331.68 and 141,096.58
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Solution
The fourth proportional to 343,552.63, 515,331.68 and 141,096.58 is: 211,645.99
Step by Step Solution
- Step 1: Write the proportion equation
343,552.63 : 515,331.68 = 141,096.58 : x - Step 2: Convert to fraction form
343,552.63/515,331.68 = 141,096.58/x - Step 3: Cross multiply
343,552.63x = 515,331.68 × 141,096.58 - Step 4: Simplify right side
343,552.63x = 72,711,537,613.65 - Step 5: Solve for x
x = 72,711,537,613.65/343,552.63 - Step 6: Final answer
x = 211,645.99
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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.