Finding the Fourth Proportional to 413,550.87, 570,917.00 and 278,295.99
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Solution
The fourth proportional to 413,550.87, 570,917.00 and 278,295.99 is: 384,194.36
Step by Step Solution
- Step 1: Write the proportion equation
413,550.87 : 570,917.00 = 278,295.99 : x - Step 2: Convert to fraction form
413,550.87/570,917.00 = 278,295.99/x - Step 3: Cross multiply
413,550.87x = 570,917.00 × 278,295.99 - Step 4: Simplify right side
413,550.87x = 158,883,910,331.35 - Step 5: Solve for x
x = 158,883,910,331.35/413,550.87 - Step 6: Final answer
x = 384,194.36
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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.