Finding the Fourth Proportional to 415,008.62, 572,713.84 and 233,723.63
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Solution
The fourth proportional to 415,008.62, 572,713.84 and 233,723.63 is: 322,539.70
Step by Step Solution
- Step 1: Write the proportion equation
415,008.62 : 572,713.84 = 233,723.63 : x - Step 2: Convert to fraction form
415,008.62/572,713.84 = 233,723.63/x - Step 3: Cross multiply
415,008.62x = 572,713.84 × 233,723.63 - Step 4: Simplify right side
415,008.62x = 133,856,757,636.04 - Step 5: Solve for x
x = 133,856,757,636.04/415,008.62 - Step 6: Final answer
x = 322,539.70
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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.