Finding the Fourth Proportional to 352,440.41, 486,354.74 and 191,292.03
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Solution
The fourth proportional to 352,440.41, 486,354.74 and 191,292.03 is: 263,975.92
Step by Step Solution
- Step 1: Write the proportion equation
352,440.41 : 486,354.74 = 191,292.03 : x - Step 2: Convert to fraction form
352,440.41/486,354.74 = 191,292.03/x - Step 3: Cross multiply
352,440.41x = 486,354.74 × 191,292.03 - Step 4: Simplify right side
352,440.41x = 93,035,782,126.49 - Step 5: Solve for x
x = 93,035,782,126.49/352,440.41 - Step 6: Final answer
x = 263,975.92
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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.