Finding the Fourth Proportional to 841,202.70, 1,261,804.05 and 486,908.70
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Solution
The fourth proportional to 841,202.70, 1,261,804.05 and 486,908.70 is: 730,363.05
Step by Step Solution
- Step 1: Write the proportion equation
841,202.70 : 1,261,804.05 = 486,908.70 : x - Step 2: Convert to fraction form
841,202.70/1,261,804.05 = 486,908.70/x - Step 3: Cross multiply
841,202.70x = 1,261,804.05 × 486,908.70 - Step 4: Simplify right side
841,202.70x = 614,383,369,640.24 - Step 5: Solve for x
x = 614,383,369,640.24/841,202.70 - Step 6: Final answer
x = 730,363.05
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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.