Finding the Fourth Proportional to 314,496.68, 471,772.35 and 101,286.05
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Solution
The fourth proportional to 314,496.68, 471,772.35 and 101,286.05 is: 151,937.87
Step by Step Solution
- Step 1: Write the proportion equation
314,496.68 : 471,772.35 = 101,286.05 : x - Step 2: Convert to fraction form
314,496.68/471,772.35 = 101,286.05/x - Step 3: Cross multiply
314,496.68x = 471,772.35 × 101,286.05 - Step 4: Simplify right side
314,496.68x = 47,783,955,471.86 - Step 5: Solve for x
x = 47,783,955,471.86/314,496.68 - Step 6: Final answer
x = 151,937.87
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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.