Finding the Fourth Proportional to 995,545.15, 1,493,313.45 and 275,884.79
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Solution
The fourth proportional to 995,545.15, 1,493,313.45 and 275,884.79 is: 413,825.99
Step by Step Solution
- Step 1: Write the proportion equation
995,545.15 : 1,493,313.45 = 275,884.79 : x - Step 2: Convert to fraction form
995,545.15/1,493,313.45 = 275,884.79/x - Step 3: Cross multiply
995,545.15x = 1,493,313.45 × 275,884.79 - Step 4: Simplify right side
995,545.15x = 411,982,459,056.29 - Step 5: Solve for x
x = 411,982,459,056.29/995,545.15 - Step 6: Final answer
x = 413,825.99
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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.