Finding the Fourth Proportional to 836,057.04, 1,253,690.28 and 323,962.08
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Solution
The fourth proportional to 836,057.04, 1,253,690.28 and 323,962.08 is: 485,789.95
Step by Step Solution
- Step 1: Write the proportion equation
836,057.04 : 1,253,690.28 = 323,962.08 : x - Step 2: Convert to fraction form
836,057.04/1,253,690.28 = 323,962.08/x - Step 3: Cross multiply
836,057.04x = 1,253,690.28 × 323,962.08 - Step 4: Simplify right side
836,057.04x = 406,148,110,784.58 - Step 5: Solve for x
x = 406,148,110,784.58/836,057.04 - Step 6: Final answer
x = 485,789.95
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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.