Finding the Fourth Proportional to 252,244.42, 378,366.63 and 239,631.10
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Solution
The fourth proportional to 252,244.42, 378,366.63 and 239,631.10 is: 359,446.65
Step by Step Solution
- Step 1: Write the proportion equation
252,244.42 : 378,366.63 = 239,631.10 : x - Step 2: Convert to fraction form
252,244.42/378,366.63 = 239,631.10/x - Step 3: Cross multiply
252,244.42x = 378,366.63 × 239,631.10 - Step 4: Simplify right side
252,244.42x = 90,668,411,750.19 - Step 5: Solve for x
x = 90,668,411,750.19/252,244.42 - Step 6: Final answer
x = 359,446.65
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.