Finding the Fourth Proportional to 880,240.97, 1,214,762.37 and 493,072.91
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Solution
The fourth proportional to 880,240.97, 1,214,762.37 and 493,072.91 is: 680,457.32
Step by Step Solution
- Step 1: Write the proportion equation
880,240.97 : 1,214,762.37 = 493,072.91 : x - Step 2: Convert to fraction form
880,240.97/1,214,762.37 = 493,072.91/x - Step 3: Cross multiply
880,240.97x = 1,214,762.37 × 493,072.91 - Step 4: Simplify right side
880,240.97x = 598,966,410,660.59 - Step 5: Solve for x
x = 598,966,410,660.59/880,240.97 - Step 6: Final answer
x = 680,457.32
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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.