Finding the Fourth Proportional to 532,128.36, 798,190.30 and 216,510.44
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Solution
The fourth proportional to 532,128.36, 798,190.30 and 216,510.44 is: 324,764.75
Step by Step Solution
- Step 1: Write the proportion equation
532,128.36 : 798,190.30 = 216,510.44 : x - Step 2: Convert to fraction form
532,128.36/798,190.30 = 216,510.44/x - Step 3: Cross multiply
532,128.36x = 798,190.30 × 216,510.44 - Step 4: Simplify right side
532,128.36x = 172,816,533,056.73 - Step 5: Solve for x
x = 172,816,533,056.73/532,128.36 - Step 6: Final answer
x = 324,764.75
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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.