Finding the Fourth Proportional to 635,585.40, 877,114.18 and 345,202.63
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Solution
The fourth proportional to 635,585.40, 877,114.18 and 345,202.63 is: 476,383.07
Step by Step Solution
- Step 1: Write the proportion equation
635,585.40 : 877,114.18 = 345,202.63 : x - Step 2: Convert to fraction form
635,585.40/877,114.18 = 345,202.63/x - Step 3: Cross multiply
635,585.40x = 877,114.18 × 345,202.63 - Step 4: Simplify right side
635,585.40x = 302,782,120,510.13 - Step 5: Solve for x
x = 302,782,120,510.13/635,585.40 - Step 6: Final answer
x = 476,383.07
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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.