Finding the Fourth Proportional to 635,837.06, 877,454.43 and 349,356.44
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Solution
The fourth proportional to 635,837.06, 877,454.43 and 349,356.44 is: 482,111.50
Step by Step Solution
- Step 1: Write the proportion equation
635,837.06 : 877,454.43 = 349,356.44 : x - Step 2: Convert to fraction form
635,837.06/877,454.43 = 349,356.44/x - Step 3: Cross multiply
635,837.06x = 877,454.43 × 349,356.44 - Step 4: Simplify right side
635,837.06x = 306,544,355,927.03 - Step 5: Solve for x
x = 306,544,355,927.03/635,837.06 - Step 6: Final answer
x = 482,111.50
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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.