Finding the Fourth Proportional to 352,901.61, 486,995.66 and 197,842.62
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Solution
The fourth proportional to 352,901.61, 486,995.66 and 197,842.62 is: 273,018.02
Step by Step Solution
- Step 1: Write the proportion equation
352,901.61 : 486,995.66 = 197,842.62 : x - Step 2: Convert to fraction form
352,901.61/486,995.66 = 197,842.62/x - Step 3: Cross multiply
352,901.61x = 486,995.66 × 197,842.62 - Step 4: Simplify right side
352,901.61x = 96,348,497,303.03 - Step 5: Solve for x
x = 96,348,497,303.03/352,901.61 - Step 6: Final answer
x = 273,018.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.