Finding the Fourth Proportional to 656,534.59, 984,432.50 and 207,171.70
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Solution
The fourth proportional to 656,534.59, 984,432.50 and 207,171.70 is: 310,640.98
Step by Step Solution
- Step 1: Write the proportion equation
656,534.59 : 984,432.50 = 207,171.70 : x - Step 2: Convert to fraction form
656,534.59/984,432.50 = 207,171.70/x - Step 3: Cross multiply
656,534.59x = 984,432.50 × 207,171.70 - Step 4: Simplify right side
656,534.59x = 203,946,548,602.23 - Step 5: Solve for x
x = 203,946,548,602.23/656,534.59 - Step 6: Final answer
x = 310,640.98
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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.