Finding the Fourth Proportional to 438,822.14, 658,471.35 and 186,244.70
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Solution
The fourth proportional to 438,822.14, 658,471.35 and 186,244.70 is: 279,468.12
Step by Step Solution
- Step 1: Write the proportion equation
438,822.14 : 658,471.35 = 186,244.70 : x - Step 2: Convert to fraction form
438,822.14/658,471.35 = 186,244.70/x - Step 3: Cross multiply
438,822.14x = 658,471.35 × 186,244.70 - Step 4: Simplify right side
438,822.14x = 122,636,799,039.35 - Step 5: Solve for x
x = 122,636,799,039.35/438,822.14 - Step 6: Final answer
x = 279,468.12
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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.