Finding the Fourth Proportional to 836,623.52, 1,255,132.10 and 275,658
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Solution
The fourth proportional to 836,623.52, 1,255,132.10 and 275,658 is: 413,551.85
Step by Step Solution
- Step 1: Write the proportion equation
836,623.52 : 1,255,132.10 = 275,658 : x - Step 2: Convert to fraction form
836,623.52/1,255,132.10 = 275,658/x - Step 3: Cross multiply
836,623.52x = 1,255,132.10 × 275,658 - Step 4: Simplify right side
836,623.52x = 345,987,204,421.80 - Step 5: Solve for x
x = 345,987,204,421.80/836,623.52 - Step 6: Final answer
x = 413,551.85
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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.