Finding the Fourth Proportional to 434,669.44, 599,872.62 and 243,695.20
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Solution
The fourth proportional to 434,669.44, 599,872.62 and 243,695.20 is: 336,315.52
Step by Step Solution
- Step 1: Write the proportion equation
434,669.44 : 599,872.62 = 243,695.20 : x - Step 2: Convert to fraction form
434,669.44/599,872.62 = 243,695.20/x - Step 3: Cross multiply
434,669.44x = 599,872.62 × 243,695.20 - Step 4: Simplify right side
434,669.44x = 146,186,078,105.42 - Step 5: Solve for x
x = 146,186,078,105.42/434,669.44 - Step 6: Final answer
x = 336,315.52
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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.