Finding the Fourth Proportional to 300,592.84, 414,618.62 and 193,298.62
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Solution
The fourth proportional to 300,592.84, 414,618.62 and 193,298.62 is: 266,623.81
Step by Step Solution
- Step 1: Write the proportion equation
300,592.84 : 414,618.62 = 193,298.62 : x - Step 2: Convert to fraction form
300,592.84/414,618.62 = 193,298.62/x - Step 3: Cross multiply
300,592.84x = 414,618.62 × 193,298.62 - Step 4: Simplify right side
300,592.84x = 80,145,207,072.30 - Step 5: Solve for x
x = 80,145,207,072.30/300,592.84 - Step 6: Final answer
x = 266,623.81
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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.