Finding the Fourth Proportional to 416,668.19, 575,048.76 and 235,391.78
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Solution
The fourth proportional to 416,668.19, 575,048.76 and 235,391.78 is: 324,867.02
Step by Step Solution
- Step 1: Write the proportion equation
416,668.19 : 575,048.76 = 235,391.78 : x - Step 2: Convert to fraction form
416,668.19/575,048.76 = 235,391.78/x - Step 3: Cross multiply
416,668.19x = 575,048.76 × 235,391.78 - Step 4: Simplify right side
416,668.19x = 135,361,751,758.10 - Step 5: Solve for x
x = 135,361,751,758.10/416,668.19 - Step 6: Final answer
x = 324,867.02
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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.