Finding the Fourth Proportional to 506,435.94, 698,853.24 and 276,947.46
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Solution
The fourth proportional to 506,435.94, 698,853.24 and 276,947.46 is: 382,171.99
Step by Step Solution
- Step 1: Write the proportion equation
506,435.94 : 698,853.24 = 276,947.46 : x - Step 2: Convert to fraction form
506,435.94/698,853.24 = 276,947.46/x - Step 3: Cross multiply
506,435.94x = 698,853.24 × 276,947.46 - Step 4: Simplify right side
506,435.94x = 193,545,629,730.77 - Step 5: Solve for x
x = 193,545,629,730.77/506,435.94 - Step 6: Final answer
x = 382,171.99
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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.