Finding the Fourth Proportional to 516,856.75, 773,626.34 and 276,369.98
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Solution
The fourth proportional to 516,856.75, 773,626.34 and 276,369.98 is: 413,667.99
Step by Step Solution
- Step 1: Write the proportion equation
516,856.75 : 773,626.34 = 276,369.98 : x - Step 2: Convert to fraction form
516,856.75/773,626.34 = 276,369.98/x - Step 3: Cross multiply
516,856.75x = 773,626.34 × 276,369.98 - Step 4: Simplify right side
516,856.75x = 213,807,092,936.07 - Step 5: Solve for x
x = 213,807,092,936.07/516,856.75 - Step 6: Final answer
x = 413,667.99
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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.