Finding the Fourth Proportional to 506,435.44, 698,852.64 and 276,947.44
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Solution
The fourth proportional to 506,435.44, 698,852.64 and 276,947.44 is: 382,172.01
Step by Step Solution
- Step 1: Write the proportion equation
506,435.44 : 698,852.64 = 276,947.44 : x - Step 2: Convert to fraction form
506,435.44/698,852.64 = 276,947.44/x - Step 3: Cross multiply
506,435.44x = 698,852.64 × 276,947.44 - Step 4: Simplify right side
506,435.44x = 193,545,449,585.24 - Step 5: Solve for x
x = 193,545,449,585.24/506,435.44 - Step 6: Final answer
x = 382,172.01
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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.