Finding the Fourth Proportional to 506,967.88, 699,771.42 and 292,251.48
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Solution
The fourth proportional to 506,967.88, 699,771.42 and 292,251.48 is: 403,396.82
Step by Step Solution
- Step 1: Write the proportion equation
506,967.88 : 699,771.42 = 292,251.48 : x - Step 2: Convert to fraction form
506,967.88/699,771.42 = 292,251.48/x - Step 3: Cross multiply
506,967.88x = 699,771.42 × 292,251.48 - Step 4: Simplify right side
506,967.88x = 204,509,233,156.70 - Step 5: Solve for x
x = 204,509,233,156.70/506,967.88 - Step 6: Final answer
x = 403,396.82
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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.