Finding the Fourth Proportional to 484,203.80, 726,305.70 and 350,456.60
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Solution
The fourth proportional to 484,203.80, 726,305.70 and 350,456.60 is: 525,684.90
Step by Step Solution
- Step 1: Write the proportion equation
484,203.80 : 726,305.70 = 350,456.60 : x - Step 2: Convert to fraction form
484,203.80/726,305.70 = 350,456.60/x - Step 3: Cross multiply
484,203.80x = 726,305.70 × 350,456.60 - Step 4: Simplify right side
484,203.80x = 254,538,626,182.62 - Step 5: Solve for x
x = 254,538,626,182.62/484,203.80 - Step 6: Final answer
x = 525,684.90
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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.