Finding the Fourth Proportional to 504,545.28, 756,891.36 and 149,513.28
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Solution
The fourth proportional to 504,545.28, 756,891.36 and 149,513.28 is: 224,291.68
Step by Step Solution
- Step 1: Write the proportion equation
504,545.28 : 756,891.36 = 149,513.28 : x - Step 2: Convert to fraction form
504,545.28/756,891.36 = 149,513.28/x - Step 3: Cross multiply
504,545.28x = 756,891.36 × 149,513.28 - Step 4: Simplify right side
504,545.28x = 113,165,309,837.26 - Step 5: Solve for x
x = 113,165,309,837.26/504,545.28 - Step 6: Final answer
x = 224,291.68
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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.