Finding the Fourth Proportional to 760,242.11, 1,043,545.66 and 672,273.68
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Solution
The fourth proportional to 760,242.11, 1,043,545.66 and 672,273.68 is: 922,795.87
Step by Step Solution
- Step 1: Write the proportion equation
760,242.11 : 1,043,545.66 = 672,273.68 : x - Step 2: Convert to fraction form
760,242.11/1,043,545.66 = 672,273.68/x - Step 3: Cross multiply
760,242.11x = 1,043,545.66 × 672,273.68 - Step 4: Simplify right side
760,242.11x = 701,548,281,096.23 - Step 5: Solve for x
x = 701,548,281,096.23/760,242.11 - Step 6: Final answer
x = 922,795.87
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.