Finding the Fourth Proportional to 527,011.09, 727,270.37 and 285,287.44
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Solution
The fourth proportional to 527,011.09, 727,270.37 and 285,287.44 is: 393,694.00
Step by Step Solution
- Step 1: Write the proportion equation
527,011.09 : 727,270.37 = 285,287.44 : x - Step 2: Convert to fraction form
527,011.09/727,270.37 = 285,287.44/x - Step 3: Cross multiply
527,011.09x = 727,270.37 × 285,287.44 - Step 4: Simplify right side
527,011.09x = 207,481,102,045.15 - Step 5: Solve for x
x = 207,481,102,045.15/527,011.09 - Step 6: Final answer
x = 393,694.00
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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.