Finding the Fourth Proportional to 366,469.12, 549,782.08 and 113,744.08
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Solution
The fourth proportional to 366,469.12, 549,782.08 and 113,744.08 is: 170,640.45
Step by Step Solution
- Step 1: Write the proportion equation
366,469.12 : 549,782.08 = 113,744.08 : x - Step 2: Convert to fraction form
366,469.12/549,782.08 = 113,744.08/x - Step 3: Cross multiply
366,469.12x = 549,782.08 × 113,744.08 - Step 4: Simplify right side
366,469.12x = 62,534,456,890.09 - Step 5: Solve for x
x = 62,534,456,890.09/366,469.12 - Step 6: Final answer
x = 170,640.45
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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.