Finding the Fourth Proportional to 465,306.63, 641,959.62 and 304,255.95
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Solution
The fourth proportional to 465,306.63, 641,959.62 and 304,255.95 is: 419,766.28
Step by Step Solution
- Step 1: Write the proportion equation
465,306.63 : 641,959.62 = 304,255.95 : x - Step 2: Convert to fraction form
465,306.63/641,959.62 = 304,255.95/x - Step 3: Cross multiply
465,306.63x = 641,959.62 × 304,255.95 - Step 4: Simplify right side
465,306.63x = 195,320,034,044.74 - Step 5: Solve for x
x = 195,320,034,044.74/465,306.63 - Step 6: Final answer
x = 419,766.28
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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.