Finding the Fourth Proportional to 470,889.27, 705,939.75 and 218,349.99
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Solution
The fourth proportional to 470,889.27, 705,939.75 and 218,349.99 is: 327,342.22
Step by Step Solution
- Step 1: Write the proportion equation
470,889.27 : 705,939.75 = 218,349.99 : x - Step 2: Convert to fraction form
470,889.27/705,939.75 = 218,349.99/x - Step 3: Cross multiply
470,889.27x = 705,939.75 × 218,349.99 - Step 4: Simplify right side
470,889.27x = 154,141,937,353.10 - Step 5: Solve for x
x = 154,141,937,353.10/470,889.27 - Step 6: Final answer
x = 327,342.22
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.