Finding the Fourth Proportional to 355,320.99, 490,344.24 and 194,176.06
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Solution
The fourth proportional to 355,320.99, 490,344.24 and 194,176.06 is: 267,963.66
Step by Step Solution
- Step 1: Write the proportion equation
355,320.99 : 490,344.24 = 194,176.06 : x - Step 2: Convert to fraction form
355,320.99/490,344.24 = 194,176.06/x - Step 3: Cross multiply
355,320.99x = 490,344.24 × 194,176.06 - Step 4: Simplify right side
355,320.99x = 95,213,112,566.89 - Step 5: Solve for x
x = 95,213,112,566.89/355,320.99 - Step 6: Final answer
x = 267,963.66
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.