Finding the Fourth Proportional to 884,781.94, 1,327,168.78 and 277,614.70
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Solution
The fourth proportional to 884,781.94, 1,327,168.78 and 277,614.70 is: 416,420.75
Step by Step Solution
- Step 1: Write the proportion equation
884,781.94 : 1,327,168.78 = 277,614.70 : x - Step 2: Convert to fraction form
884,781.94/1,327,168.78 = 277,614.70/x - Step 3: Cross multiply
884,781.94x = 1,327,168.78 × 277,614.70 - Step 4: Simplify right side
884,781.94x = 368,441,562,709.07 - Step 5: Solve for x
x = 368,441,562,709.07/884,781.94 - Step 6: Final answer
x = 416,420.75
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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.