Finding the Fourth Proportional to 608,743.44, 913,027.68 and 253,691.28
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Solution
The fourth proportional to 608,743.44, 913,027.68 and 253,691.28 is: 380,500.46
Step by Step Solution
- Step 1: Write the proportion equation
608,743.44 : 913,027.68 = 253,691.28 : x - Step 2: Convert to fraction form
608,743.44/913,027.68 = 253,691.28/x - Step 3: Cross multiply
608,743.44x = 913,027.68 × 253,691.28 - Step 4: Simplify right side
608,743.44x = 231,627,160,814.63 - Step 5: Solve for x
x = 231,627,160,814.63/608,743.44 - Step 6: Final answer
x = 380,500.46
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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.