Finding the Fourth Proportional to 470,320.08, 649,046.97 and 276,770.58
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Solution
The fourth proportional to 470,320.08, 649,046.97 and 276,770.58 is: 381,946.50
Step by Step Solution
- Step 1: Write the proportion equation
470,320.08 : 649,046.97 = 276,770.58 : x - Step 2: Convert to fraction form
470,320.08/649,046.97 = 276,770.58/x - Step 3: Cross multiply
470,320.08x = 649,046.97 × 276,770.58 - Step 4: Simplify right side
470,320.08x = 179,637,106,334.14 - Step 5: Solve for x
x = 179,637,106,334.14/470,320.08 - Step 6: Final answer
x = 381,946.50
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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.