Finding the Fourth Proportional to 889,548.75, 1,334,461.37 and 298,710.99
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Solution
The fourth proportional to 889,548.75, 1,334,461.37 and 298,710.99 is: 448,112.91
Step by Step Solution
- Step 1: Write the proportion equation
889,548.75 : 1,334,461.37 = 298,710.99 : x - Step 2: Convert to fraction form
889,548.75/1,334,461.37 = 298,710.99/x - Step 3: Cross multiply
889,548.75x = 1,334,461.37 × 298,710.99 - Step 4: Simplify right side
889,548.75x = 398,618,275,455.90 - Step 5: Solve for x
x = 398,618,275,455.90/889,548.75 - Step 6: Final answer
x = 448,112.91
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.