Finding the Fourth Proportional to 349,845.60, 524,163.60 and 162,472.80
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Solution
The fourth proportional to 349,845.60, 524,163.60 and 162,472.80 is: 243,428.32
Step by Step Solution
- Step 1: Write the proportion equation
349,845.60 : 524,163.60 = 162,472.80 : x - Step 2: Convert to fraction form
349,845.60/524,163.60 = 162,472.80/x - Step 3: Cross multiply
349,845.60x = 524,163.60 × 162,472.80 - Step 4: Simplify right side
349,845.60x = 85,162,327,750.08 - Step 5: Solve for x
x = 85,162,327,750.08/349,845.60 - Step 6: Final answer
x = 243,428.32
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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.