Finding the Fourth Proportional to 360,814.08, 497,911.18 and 199,675.92
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Solution
The fourth proportional to 360,814.08, 497,911.18 and 199,675.92 is: 275,545.99
Step by Step Solution
- Step 1: Write the proportion equation
360,814.08 : 497,911.18 = 199,675.92 : x - Step 2: Convert to fraction form
360,814.08/497,911.18 = 199,675.92/x - Step 3: Cross multiply
360,814.08x = 497,911.18 × 199,675.92 - Step 4: Simplify right side
360,814.08x = 99,420,872,944.79 - Step 5: Solve for x
x = 99,420,872,944.79/360,814.08 - Step 6: Final answer
x = 275,545.99
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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.