Finding the Fourth Proportional to 635,911.71, 877,548.03 and 349,425.65
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Solution
The fourth proportional to 635,911.71, 877,548.03 and 349,425.65 is: 482,201.82
Step by Step Solution
- Step 1: Write the proportion equation
635,911.71 : 877,548.03 = 349,425.65 : x - Step 2: Convert to fraction form
635,911.71/877,548.03 = 349,425.65/x - Step 3: Cross multiply
635,911.71x = 877,548.03 × 349,425.65 - Step 4: Simplify right side
635,911.71x = 306,637,786,736.29 - Step 5: Solve for x
x = 306,637,786,736.29/635,911.71 - Step 6: Final answer
x = 482,201.82
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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.