Finding the Fourth Proportional to 382,288.92, 527,570.19 and 210,197.99
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Solution
The fourth proportional to 382,288.92, 527,570.19 and 210,197.99 is: 290,079.53
Step by Step Solution
- Step 1: Write the proportion equation
382,288.92 : 527,570.19 = 210,197.99 : x - Step 2: Convert to fraction form
382,288.92/527,570.19 = 210,197.99/x - Step 3: Cross multiply
382,288.92x = 527,570.19 × 210,197.99 - Step 4: Simplify right side
382,288.92x = 110,894,190,884.07 - Step 5: Solve for x
x = 110,894,190,884.07/382,288.92 - Step 6: Final answer
x = 290,079.53
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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.