Finding the Fourth Proportional to 635,747.22, 877,347.18 and 349,293.96
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Solution
The fourth proportional to 635,747.22, 877,347.18 and 349,293.96 is: 482,034.46
Step by Step Solution
- Step 1: Write the proportion equation
635,747.22 : 877,347.18 = 349,293.96 : x - Step 2: Convert to fraction form
635,747.22/877,347.18 = 349,293.96/x - Step 3: Cross multiply
635,747.22x = 877,347.18 × 349,293.96 - Step 4: Simplify right side
635,747.22x = 306,452,070,797.03 - Step 5: Solve for x
x = 306,452,070,797.03/635,747.22 - Step 6: Final answer
x = 482,034.46
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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.