Finding the Fourth Proportional to 366,905.80, 550,358.70 and 335,905.08
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Solution
The fourth proportional to 366,905.80, 550,358.70 and 335,905.08 is: 503,857.62
Step by Step Solution
- Step 1: Write the proportion equation
366,905.80 : 550,358.70 = 335,905.08 : x - Step 2: Convert to fraction form
366,905.80/550,358.70 = 335,905.08/x - Step 3: Cross multiply
366,905.80x = 550,358.70 × 335,905.08 - Step 4: Simplify right side
366,905.80x = 184,868,283,152.20 - Step 5: Solve for x
x = 184,868,283,152.20/366,905.80 - Step 6: Final answer
x = 503,857.62
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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.