Finding the Fourth Proportional to 300,590.84, 414,615.86 and 193,296.62
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Solution
The fourth proportional to 300,590.84, 414,615.86 and 193,296.62 is: 266,621.05
Step by Step Solution
- Step 1: Write the proportion equation
300,590.84 : 414,615.86 = 193,296.62 : x - Step 2: Convert to fraction form
300,590.84/414,615.86 = 193,296.62/x - Step 3: Cross multiply
300,590.84x = 414,615.86 × 193,296.62 - Step 4: Simplify right side
300,590.84x = 80,143,844,336.39 - Step 5: Solve for x
x = 80,143,844,336.39/300,590.84 - Step 6: Final answer
x = 266,621.05
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.