Finding the Fourth Proportional to 635,880.64, 877,536.84 and 349,411
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Solution
The fourth proportional to 635,880.64, 877,536.84 and 349,411 is: 482,199.03
Step by Step Solution
- Step 1: Write the proportion equation
635,880.64 : 877,536.84 = 349,411 : x - Step 2: Convert to fraction form
635,880.64/877,536.84 = 349,411/x - Step 3: Cross multiply
635,880.64x = 877,536.84 × 349,411 - Step 4: Simplify right side
635,880.64x = 306,621,024,801.24 - Step 5: Solve for x
x = 306,621,024,801.24/635,880.64 - Step 6: Final answer
x = 482,199.03
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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.