Finding the Fourth Proportional to 394,579.08, 544,572.46 and 222,532.44
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Solution
The fourth proportional to 394,579.08, 544,572.46 and 222,532.44 is: 307,124.84
Step by Step Solution
- Step 1: Write the proportion equation
394,579.08 : 544,572.46 = 222,532.44 : x - Step 2: Convert to fraction form
394,579.08/544,572.46 = 222,532.44/x - Step 3: Cross multiply
394,579.08x = 544,572.46 × 222,532.44 - Step 4: Simplify right side
394,579.08x = 121,185,038,280.60 - Step 5: Solve for x
x = 121,185,038,280.60/394,579.08 - Step 6: Final answer
x = 307,124.84
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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.