Finding the Fourth Proportional to 429.51, 592.72 and 242.99
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Solution
The fourth proportional to 429.51, 592.72 and 242.99 is: 335.32
Step by Step Solution
- Step 1: Write the proportion equation
429.51 : 592.72 = 242.99 : x - Step 2: Convert to fraction form
429.51/592.72 = 242.99/x - Step 3: Cross multiply
429.51x = 592.72 × 242.99 - Step 4: Simplify right side
429.51x = 144,025.03 - Step 5: Solve for x
x = 144,025.03/429.51 - Step 6: Final answer
x = 335.32
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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.