Finding the Fourth Proportional to 348,122.88, 480,323.52 and 204,871.68
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Solution
The fourth proportional to 348,122.88, 480,323.52 and 204,871.68 is: 282,672.28
Step by Step Solution
- Step 1: Write the proportion equation
348,122.88 : 480,323.52 = 204,871.68 : x - Step 2: Convert to fraction form
348,122.88/480,323.52 = 204,871.68/x - Step 3: Cross multiply
348,122.88x = 480,323.52 × 204,871.68 - Step 4: Simplify right side
348,122.88x = 98,404,686,485.91 - Step 5: Solve for x
x = 98,404,686,485.91/348,122.88 - Step 6: Final answer
x = 282,672.28
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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.