Finding the Fourth Proportional to 648,847.96, 973,620.48 and 270,029.84
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Solution
The fourth proportional to 648,847.96, 973,620.48 and 270,029.84 is: 405,189.81
Step by Step Solution
- Step 1: Write the proportion equation
648,847.96 : 973,620.48 = 270,029.84 : x - Step 2: Convert to fraction form
648,847.96/973,620.48 = 270,029.84/x - Step 3: Cross multiply
648,847.96x = 973,620.48 × 270,029.84 - Step 4: Simplify right side
648,847.96x = 262,906,582,435.12 - Step 5: Solve for x
x = 262,906,582,435.12/648,847.96 - Step 6: Final answer
x = 405,189.81
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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.