Finding the Fourth Proportional to 290,282.73, 400,520.05 and 169,354.99
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Solution
The fourth proportional to 290,282.73, 400,520.05 and 169,354.99 is: 233,668.98
Step by Step Solution
- Step 1: Write the proportion equation
290,282.73 : 400,520.05 = 169,354.99 : x - Step 2: Convert to fraction form
290,282.73/400,520.05 = 169,354.99/x - Step 3: Cross multiply
290,282.73x = 400,520.05 × 169,354.99 - Step 4: Simplify right side
290,282.73x = 67,830,069,062.55 - Step 5: Solve for x
x = 67,830,069,062.55/290,282.73 - Step 6: Final answer
x = 233,668.98
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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.