Finding the Fourth Proportional to 758,817.79, 1,138,376.13 and 226,327.03
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Solution
The fourth proportional to 758,817.79, 1,138,376.13 and 226,327.03 is: 339,535.12
Step by Step Solution
- Step 1: Write the proportion equation
758,817.79 : 1,138,376.13 = 226,327.03 : x - Step 2: Convert to fraction form
758,817.79/1,138,376.13 = 226,327.03/x - Step 3: Cross multiply
758,817.79x = 1,138,376.13 × 226,327.03 - Step 4: Simplify right side
758,817.79x = 257,645,284,831.13 - Step 5: Solve for x
x = 257,645,284,831.13/758,817.79 - Step 6: Final answer
x = 339,535.12
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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.