Finding the Fourth Proportional to 471,129.20, 706,475.10 and 204,752.60
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Solution
The fourth proportional to 471,129.20, 706,475.10 and 204,752.60 is: 307,033.85
Step by Step Solution
- Step 1: Write the proportion equation
471,129.20 : 706,475.10 = 204,752.60 : x - Step 2: Convert to fraction form
471,129.20/706,475.10 = 204,752.60/x - Step 3: Cross multiply
471,129.20x = 706,475.10 × 204,752.60 - Step 4: Simplify right side
471,129.20x = 144,652,613,560.26 - Step 5: Solve for x
x = 144,652,613,560.26/471,129.20 - Step 6: Final answer
x = 307,033.85
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.