Finding the Fourth Proportional to 656,125.68, 984,188.53 and 157,489.68
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Solution
The fourth proportional to 656,125.68, 984,188.53 and 157,489.68 is: 236,234.52
Step by Step Solution
- Step 1: Write the proportion equation
656,125.68 : 984,188.53 = 157,489.68 : x - Step 2: Convert to fraction form
656,125.68/984,188.53 = 157,489.68/x - Step 3: Cross multiply
656,125.68x = 984,188.53 × 157,489.68 - Step 4: Simplify right side
656,125.68x = 154,999,536,649.37 - Step 5: Solve for x
x = 154,999,536,649.37/656,125.68 - Step 6: Final answer
x = 236,234.52
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1.5x scale
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.