Finding the Fourth Proportional to 635,589.36, 953,383.20 and 162,274.80
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Solution
The fourth proportional to 635,589.36, 953,383.20 and 162,274.80 is: 243,411.99
Step by Step Solution
- Step 1: Write the proportion equation
635,589.36 : 953,383.20 = 162,274.80 : x - Step 2: Convert to fraction form
635,589.36/953,383.20 = 162,274.80/x - Step 3: Cross multiply
635,589.36x = 953,383.20 × 162,274.80 - Step 4: Simplify right side
635,589.36x = 154,710,068,103.36 - Step 5: Solve for x
x = 154,710,068,103.36/635,589.36 - Step 6: Final answer
x = 243,411.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.