Finding the Fourth Proportional to 923,395.67, 1,274,233.00 and 515,523.36
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Solution
The fourth proportional to 923,395.67, 1,274,233.00 and 515,523.36 is: 711,392.63
Step by Step Solution
- Step 1: Write the proportion equation
923,395.67 : 1,274,233.00 = 515,523.36 : x - Step 2: Convert to fraction form
923,395.67/1,274,233.00 = 515,523.36/x - Step 3: Cross multiply
923,395.67x = 1,274,233.00 × 515,523.36 - Step 4: Simplify right side
923,395.67x = 656,896,877,005.36 - Step 5: Solve for x
x = 656,896,877,005.36/923,395.67 - Step 6: Final answer
x = 711,392.63
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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.