Finding the Fourth Proportional to 366,905.18, 550,357.77 and 366,905.18
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Solution
The fourth proportional to 366,905.18, 550,357.77 and 366,905.18 is: 550,357.77
Step by Step Solution
- Step 1: Write the proportion equation
366,905.18 : 550,357.77 = 366,905.18 : x - Step 2: Convert to fraction form
366,905.18/550,357.77 = 366,905.18/x - Step 3: Cross multiply
366,905.18x = 550,357.77 × 366,905.18 - Step 4: Simplify right side
366,905.18x = 201,929,116,666.25 - Step 5: Solve for x
x = 201,929,116,666.25/366,905.18 - Step 6: Final answer
x = 550,357.77
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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.