Finding the Fourth Proportional to 635,544.12, 877,058.10 and 349,070.88
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Solution
The fourth proportional to 635,544.12, 877,058.10 and 349,070.88 is: 481,721.78
Step by Step Solution
- Step 1: Write the proportion equation
635,544.12 : 877,058.10 = 349,070.88 : x - Step 2: Convert to fraction form
635,544.12/877,058.10 = 349,070.88/x - Step 3: Cross multiply
635,544.12x = 877,058.10 × 349,070.88 - Step 4: Simplify right side
635,544.12x = 306,155,442,778.13 - Step 5: Solve for x
x = 306,155,442,778.13/635,544.12 - Step 6: Final answer
x = 481,721.78
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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.