Finding the Fourth Proportional to 564,882.70, 847,324.05 and 190,900.30
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Solution
The fourth proportional to 564,882.70, 847,324.05 and 190,900.30 is: 286,350.45
Step by Step Solution
- Step 1: Write the proportion equation
564,882.70 : 847,324.05 = 190,900.30 : x - Step 2: Convert to fraction form
564,882.70/847,324.05 = 190,900.30/x - Step 3: Cross multiply
564,882.70x = 847,324.05 × 190,900.30 - Step 4: Simplify right side
564,882.70x = 161,754,415,342.22 - Step 5: Solve for x
x = 161,754,415,342.22/564,882.70 - Step 6: Final answer
x = 286,350.45
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Similar ratio
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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.