Finding the Fourth Proportional to 572,013.99, 857,684.52 and 217,052.97
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Solution
The fourth proportional to 572,013.99, 857,684.52 and 217,052.97 is: 325,451.78
Step by Step Solution
- Step 1: Write the proportion equation
572,013.99 : 857,684.52 = 217,052.97 : x - Step 2: Convert to fraction form
572,013.99/857,684.52 = 217,052.97/x - Step 3: Cross multiply
572,013.99x = 857,684.52 × 217,052.97 - Step 4: Simplify right side
572,013.99x = 186,162,972,389.02 - Step 5: Solve for x
x = 186,162,972,389.02/572,013.99 - Step 6: Final answer
x = 325,451.78
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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.