Finding the Fourth Proportional to 436,365.84, 602,181.09 and 245,375.13
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Solution
The fourth proportional to 436,365.84, 602,181.09 and 245,375.13 is: 338,615.56
Step by Step Solution
- Step 1: Write the proportion equation
436,365.84 : 602,181.09 = 245,375.13 : x - Step 2: Convert to fraction form
436,365.84/602,181.09 = 245,375.13/x - Step 3: Cross multiply
436,365.84x = 602,181.09 × 245,375.13 - Step 4: Simplify right side
436,365.84x = 147,760,263,242.29 - Step 5: Solve for x
x = 147,760,263,242.29/436,365.84 - Step 6: Final answer
x = 338,615.56
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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.