Finding the Fourth Proportional to 334,816.84, 461,876.58 and 213,830.92
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Solution
The fourth proportional to 334,816.84, 461,876.58 and 213,830.92 is: 294,977.68
Step by Step Solution
- Step 1: Write the proportion equation
334,816.84 : 461,876.58 = 213,830.92 : x - Step 2: Convert to fraction form
334,816.84/461,876.58 = 213,830.92/x - Step 3: Cross multiply
334,816.84x = 461,876.58 × 213,830.92 - Step 4: Simplify right side
334,816.84x = 98,763,494,027.85 - Step 5: Solve for x
x = 98,763,494,027.85/334,816.84 - Step 6: Final answer
x = 294,977.68
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1.5x scale
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.