Finding the Fourth Proportional to 471,202.32, 706,800.21 and 190,715.52
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Solution
The fourth proportional to 471,202.32, 706,800.21 and 190,715.52 is: 286,071.96
Step by Step Solution
- Step 1: Write the proportion equation
471,202.32 : 706,800.21 = 190,715.52 : x - Step 2: Convert to fraction form
471,202.32/706,800.21 = 190,715.52/x - Step 3: Cross multiply
471,202.32x = 706,800.21 × 190,715.52 - Step 4: Simplify right side
471,202.32x = 134,797,769,586.26 - Step 5: Solve for x
x = 134,797,769,586.26/471,202.32 - Step 6: Final answer
x = 286,071.96
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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.