Finding the Fourth Proportional to 470,259.92, 648,959.93 and 276,674.92
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Solution
The fourth proportional to 470,259.92, 648,959.93 and 276,674.92 is: 381,812.12
Step by Step Solution
- Step 1: Write the proportion equation
470,259.92 : 648,959.93 = 276,674.92 : x - Step 2: Convert to fraction form
470,259.92/648,959.93 = 276,674.92/x - Step 3: Cross multiply
470,259.92x = 648,959.93 × 276,674.92 - Step 4: Simplify right side
470,259.92x = 179,550,933,710.18 - Step 5: Solve for x
x = 179,550,933,710.18/470,259.92 - Step 6: Final answer
x = 381,812.12
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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.