Finding the Fourth Proportional to 967,729.11, 1,335,471.36 and 532,174.53
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Solution
The fourth proportional to 967,729.11, 1,335,471.36 and 532,174.53 is: 734,403.70
Step by Step Solution
- Step 1: Write the proportion equation
967,729.11 : 1,335,471.36 = 532,174.53 : x - Step 2: Convert to fraction form
967,729.11/1,335,471.36 = 532,174.53/x - Step 3: Cross multiply
967,729.11x = 1,335,471.36 × 532,174.53 - Step 4: Simplify right side
967,729.11x = 710,703,843,336.46 - Step 5: Solve for x
x = 710,703,843,336.46/967,729.11 - Step 6: Final answer
x = 734,403.70
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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.