Finding the Fourth Proportional to 448,737.12, 673,027.92 and 116,313.12
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Solution
The fourth proportional to 448,737.12, 673,027.92 and 116,313.12 is: 174,449.52
Step by Step Solution
- Step 1: Write the proportion equation
448,737.12 : 673,027.92 = 116,313.12 : x - Step 2: Convert to fraction form
448,737.12/673,027.92 = 116,313.12/x - Step 3: Cross multiply
448,737.12x = 673,027.92 × 116,313.12 - Step 4: Simplify right side
448,737.12x = 78,281,977,222.31 - Step 5: Solve for x
x = 78,281,977,222.31/448,737.12 - Step 6: Final answer
x = 174,449.52
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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.