Finding the Fourth Proportional to 366,415.80, 549,623.70 and 304,207.80
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Solution
The fourth proportional to 366,415.80, 549,623.70 and 304,207.80 is: 456,311.70
Step by Step Solution
- Step 1: Write the proportion equation
366,415.80 : 549,623.70 = 304,207.80 : x - Step 2: Convert to fraction form
366,415.80/549,623.70 = 304,207.80/x - Step 3: Cross multiply
366,415.80x = 549,623.70 × 304,207.80 - Step 4: Simplify right side
366,415.80x = 167,199,816,604.86 - Step 5: Solve for x
x = 167,199,816,604.86/366,415.80 - Step 6: Final answer
x = 456,311.70
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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.