Finding the Fourth Proportional to 329,166.24, 493,647.12 and 118,776.96
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Solution
The fourth proportional to 329,166.24, 493,647.12 and 118,776.96 is: 178,128.55
Step by Step Solution
- Step 1: Write the proportion equation
329,166.24 : 493,647.12 = 118,776.96 : x - Step 2: Convert to fraction form
329,166.24/493,647.12 = 118,776.96/x - Step 3: Cross multiply
329,166.24x = 493,647.12 × 118,776.96 - Step 4: Simplify right side
329,166.24x = 58,633,904,226.36 - Step 5: Solve for x
x = 58,633,904,226.36/329,166.24 - Step 6: Final answer
x = 178,128.55
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1.5x scale
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.