Finding the Fourth Proportional to 292,370.91, 438,668.54 and 102,850.95
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Solution
The fourth proportional to 292,370.91, 438,668.54 and 102,850.95 is: 154,315.89
Step by Step Solution
- Step 1: Write the proportion equation
292,370.91 : 438,668.54 = 102,850.95 : x - Step 2: Convert to fraction form
292,370.91/438,668.54 = 102,850.95/x - Step 3: Cross multiply
292,370.91x = 438,668.54 × 102,850.95 - Step 4: Simplify right side
292,370.91x = 45,117,476,074.11 - Step 5: Solve for x
x = 45,117,476,074.11/292,370.91 - Step 6: Final answer
x = 154,315.89
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.