Finding the Fourth Proportional to 268,354.62, 370,330.18 and 147,508.29
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Solution
The fourth proportional to 268,354.62, 370,330.18 and 147,508.29 is: 203,561.88
Step by Step Solution
- Step 1: Write the proportion equation
268,354.62 : 370,330.18 = 147,508.29 : x - Step 2: Convert to fraction form
268,354.62/370,330.18 = 147,508.29/x - Step 3: Cross multiply
268,354.62x = 370,330.18 × 147,508.29 - Step 4: Simplify right side
268,354.62x = 54,626,771,218.42 - Step 5: Solve for x
x = 54,626,771,218.42/268,354.62 - Step 6: Final answer
x = 203,561.88
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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.