Finding the Fourth Proportional to 635,620.80, 877,234.80 and 367,348.80
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Solution
The fourth proportional to 635,620.80, 877,234.80 and 367,348.80 is: 506,986.48
Step by Step Solution
- Step 1: Write the proportion equation
635,620.80 : 877,234.80 = 367,348.80 : x - Step 2: Convert to fraction form
635,620.80/877,234.80 = 367,348.80/x - Step 3: Cross multiply
635,620.80x = 877,234.80 × 367,348.80 - Step 4: Simplify right side
635,620.80x = 322,251,151,098.24 - Step 5: Solve for x
x = 322,251,151,098.24/635,620.80 - Step 6: Final answer
x = 506,986.48
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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.