Finding the Fourth Proportional to 648,840.18, 973,608.84 and 270,022.08
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Solution
The fourth proportional to 648,840.18, 973,608.84 and 270,022.08 is: 405,178.18
Step by Step Solution
- Step 1: Write the proportion equation
648,840.18 : 973,608.84 = 270,022.08 : x - Step 2: Convert to fraction form
648,840.18/973,608.84 = 270,022.08/x - Step 3: Cross multiply
648,840.18x = 973,608.84 × 270,022.08 - Step 4: Simplify right side
648,840.18x = 262,895,884,083.19 - Step 5: Solve for x
x = 262,895,884,083.19/648,840.18 - Step 6: Final answer
x = 405,178.18
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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.