Finding the Fourth Proportional to 323,896.84, 485,751.30 and 124,202.68
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Solution
The fourth proportional to 323,896.84, 485,751.30 and 124,202.68 is: 186,267.99
Step by Step Solution
- Step 1: Write the proportion equation
323,896.84 : 485,751.30 = 124,202.68 : x - Step 2: Convert to fraction form
323,896.84/485,751.30 = 124,202.68/x - Step 3: Cross multiply
323,896.84x = 485,751.30 × 124,202.68 - Step 4: Simplify right side
323,896.84x = 60,331,613,273.48 - Step 5: Solve for x
x = 60,331,613,273.48/323,896.84 - Step 6: Final answer
x = 186,267.99
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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.