Finding the Fourth Proportional to 492,211.28, 737,169.71 and 475,163.96
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Solution
The fourth proportional to 492,211.28, 737,169.71 and 475,163.96 is: 711,638.46
Step by Step Solution
- Step 1: Write the proportion equation
492,211.28 : 737,169.71 = 475,163.96 : x - Step 2: Convert to fraction form
492,211.28/737,169.71 = 475,163.96/x - Step 3: Cross multiply
492,211.28x = 737,169.71 × 475,163.96 - Step 4: Simplify right side
492,211.28x = 350,276,472,533.98 - Step 5: Solve for x
x = 350,276,472,533.98/492,211.28 - Step 6: Final answer
x = 711,638.46
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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.