Finding the Fourth Proportional to 366,305.60, 549,555.60 and 129,623.60
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Solution
The fourth proportional to 366,305.60, 549,555.60 and 129,623.60 is: 194,469.80
Step by Step Solution
- Step 1: Write the proportion equation
366,305.60 : 549,555.60 = 129,623.60 : x - Step 2: Convert to fraction form
366,305.60/549,555.60 = 129,623.60/x - Step 3: Cross multiply
366,305.60x = 549,555.60 × 129,623.60 - Step 4: Simplify right side
366,305.60x = 71,235,375,272.16 - Step 5: Solve for x
x = 71,235,375,272.16/366,305.60 - Step 6: Final answer
x = 194,469.80
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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.