Finding the Fourth Proportional to 397,079.99, 595,614.85 and 97,561.97
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Solution
The fourth proportional to 397,079.99, 595,614.85 and 97,561.97 is: 146,341.69
Step by Step Solution
- Step 1: Write the proportion equation
397,079.99 : 595,614.85 = 97,561.97 : x - Step 2: Convert to fraction form
397,079.99/595,614.85 = 97,561.97/x - Step 3: Cross multiply
397,079.99x = 595,614.85 × 97,561.97 - Step 4: Simplify right side
397,079.99x = 58,109,358,127.25 - Step 5: Solve for x
x = 58,109,358,127.25/397,079.99 - Step 6: Final answer
x = 146,341.69
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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.