Finding the Fourth Proportional to 793,676.80, 1,189,132.80 and 669,260.80
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Solution
The fourth proportional to 793,676.80, 1,189,132.80 and 669,260.80 is: 1,002,725.50
Step by Step Solution
- Step 1: Write the proportion equation
793,676.80 : 1,189,132.80 = 669,260.80 : x - Step 2: Convert to fraction form
793,676.80/1,189,132.80 = 669,260.80/x - Step 3: Cross multiply
793,676.80x = 1,189,132.80 × 669,260.80 - Step 4: Simplify right side
793,676.80x = 795,839,969,034.24 - Step 5: Solve for x
x = 795,839,969,034.24/793,676.80 - Step 6: Final answer
x = 1,002,725.50
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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.