Finding the Fourth Proportional to 739,197.45, 1,108,796.18 and 664,402.05
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Solution
The fourth proportional to 739,197.45, 1,108,796.18 and 664,402.05 is: 996,603.08
Step by Step Solution
- Step 1: Write the proportion equation
739,197.45 : 1,108,796.18 = 664,402.05 : x - Step 2: Convert to fraction form
739,197.45/1,108,796.18 = 664,402.05/x - Step 3: Cross multiply
739,197.45x = 1,108,796.18 × 664,402.05 - Step 4: Simplify right side
739,197.45x = 736,686,451,702.16 - Step 5: Solve for x
x = 736,686,451,702.16/739,197.45 - Step 6: Final answer
x = 996,603.08
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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.