Finding the Fourth Proportional to 635,733.09, 877,275.24 and 349,247.02
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Solution
The fourth proportional to 635,733.09, 877,275.24 and 349,247.02 is: 481,940.88
Step by Step Solution
- Step 1: Write the proportion equation
635,733.09 : 877,275.24 = 349,247.02 : x - Step 2: Convert to fraction form
635,733.09/877,275.24 = 349,247.02/x - Step 3: Cross multiply
635,733.09x = 877,275.24 × 349,247.02 - Step 4: Simplify right side
635,733.09x = 306,385,763,289.79 - Step 5: Solve for x
x = 306,385,763,289.79/635,733.09 - Step 6: Final answer
x = 481,940.88
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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.