Finding the Fourth Proportional to 436,370.84, 602,187.99 and 245,380.13
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Solution
The fourth proportional to 436,370.84, 602,187.99 and 245,380.13 is: 338,622.46
Step by Step Solution
- Step 1: Write the proportion equation
436,370.84 : 602,187.99 = 245,380.13 : x - Step 2: Convert to fraction form
436,370.84/602,187.99 = 245,380.13/x - Step 3: Cross multiply
436,370.84x = 602,187.99 × 245,380.13 - Step 4: Simplify right side
436,370.84x = 147,764,967,270.64 - Step 5: Solve for x
x = 147,764,967,270.64/436,370.84 - Step 6: Final answer
x = 338,622.46
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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.