Finding the Fourth Proportional to 323,228.88, 484,543.98 and 165,108.60
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Solution
The fourth proportional to 323,228.88, 484,543.98 and 165,108.60 is: 247,509.99
Step by Step Solution
- Step 1: Write the proportion equation
323,228.88 : 484,543.98 = 165,108.60 : x - Step 2: Convert to fraction form
323,228.88/484,543.98 = 165,108.60/x - Step 3: Cross multiply
323,228.88x = 484,543.98 × 165,108.60 - Step 4: Simplify right side
323,228.88x = 80,002,378,176.23 - Step 5: Solve for x
x = 80,002,378,176.23/323,228.88 - Step 6: Final answer
x = 247,509.99
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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.