Finding the Fourth Proportional to 470,202.18, 648,891.88 and 276,623.52
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Solution
The fourth proportional to 470,202.18, 648,891.88 and 276,623.52 is: 381,748.03
Step by Step Solution
- Step 1: Write the proportion equation
470,202.18 : 648,891.88 = 276,623.52 : x - Step 2: Convert to fraction form
470,202.18/648,891.88 = 276,623.52/x - Step 3: Cross multiply
470,202.18x = 648,891.88 × 276,623.52 - Step 4: Simplify right side
470,202.18x = 179,498,755,945.02 - Step 5: Solve for x
x = 179,498,755,945.02/470,202.18 - Step 6: Final answer
x = 381,748.03
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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.