Finding the Fourth Proportional to 296,320.48, 408,922.26 and 160,354.43
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Solution
The fourth proportional to 296,320.48, 408,922.26 and 160,354.43 is: 221,289.11
Step by Step Solution
- Step 1: Write the proportion equation
296,320.48 : 408,922.26 = 160,354.43 : x - Step 2: Convert to fraction form
296,320.48/408,922.26 = 160,354.43/x - Step 3: Cross multiply
296,320.48x = 408,922.26 × 160,354.43 - Step 4: Simplify right side
296,320.48x = 65,572,494,804.13 - Step 5: Solve for x
x = 65,572,494,804.13/296,320.48 - Step 6: Final answer
x = 221,289.11
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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.