Finding the Fourth Proportional to 917,674.24, 1,266,850.92 and 573,701.26
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Solution
The fourth proportional to 917,674.24, 1,266,850.92 and 573,701.26 is: 791,995.61
Step by Step Solution
- Step 1: Write the proportion equation
917,674.24 : 1,266,850.92 = 573,701.26 : x - Step 2: Convert to fraction form
917,674.24/1,266,850.92 = 573,701.26/x - Step 3: Cross multiply
917,674.24x = 1,266,850.92 × 573,701.26 - Step 4: Simplify right side
917,674.24x = 726,793,969,036.16 - Step 5: Solve for x
x = 726,793,969,036.16/917,674.24 - Step 6: Final answer
x = 791,995.61
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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.