Finding the Fourth Proportional to 723,022.20, 1,084,527.83 and 217,580.99
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Solution
The fourth proportional to 723,022.20, 1,084,527.83 and 217,580.99 is: 326,369.83
Step by Step Solution
- Step 1: Write the proportion equation
723,022.20 : 1,084,527.83 = 217,580.99 : x - Step 2: Convert to fraction form
723,022.20/1,084,527.83 = 217,580.99/x - Step 3: Cross multiply
723,022.20x = 1,084,527.83 × 217,580.99 - Step 4: Simplify right side
723,022.20x = 235,972,634,055.27 - Step 5: Solve for x
x = 235,972,634,055.27/723,022.20 - Step 6: Final answer
x = 326,369.83
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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.