Finding the Fourth Proportional to 394,563.96, 544,533.84 and 224,852.76
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Solution
The fourth proportional to 394,563.96, 544,533.84 and 224,852.76 is: 310,317.08
Step by Step Solution
- Step 1: Write the proportion equation
394,563.96 : 544,533.84 = 224,852.76 : x - Step 2: Convert to fraction form
394,563.96/544,533.84 = 224,852.76/x - Step 3: Cross multiply
394,563.96x = 544,533.84 × 224,852.76 - Step 4: Simplify right side
394,563.96x = 122,439,936,837.40 - Step 5: Solve for x
x = 122,439,936,837.40/394,563.96 - Step 6: Final answer
x = 310,317.08
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1.5x scale
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.