Finding the Fourth Proportional to 436,352.97, 602,170.71 and 245,364.69
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Solution
The fourth proportional to 436,352.97, 602,170.71 and 245,364.69 is: 338,605.30
Step by Step Solution
- Step 1: Write the proportion equation
436,352.97 : 602,170.71 = 245,364.69 : x - Step 2: Convert to fraction form
436,352.97/602,170.71 = 245,364.69/x - Step 3: Cross multiply
436,352.97x = 602,170.71 × 245,364.69 - Step 4: Simplify right side
436,352.97x = 147,751,429,586.23 - Step 5: Solve for x
x = 147,751,429,586.23/436,352.97 - Step 6: Final answer
x = 338,605.30
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1.5x scale
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.