Finding the Fourth Proportional to 435,231.21, 600,465.09 and 284,415.69
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Solution
The fourth proportional to 435,231.21, 600,465.09 and 284,415.69 is: 392,393.03
Step by Step Solution
- Step 1: Write the proportion equation
435,231.21 : 600,465.09 = 284,415.69 : x - Step 2: Convert to fraction form
435,231.21/600,465.09 = 284,415.69/x - Step 3: Cross multiply
435,231.21x = 600,465.09 × 284,415.69 - Step 4: Simplify right side
435,231.21x = 170,781,692,893.26 - Step 5: Solve for x
x = 170,781,692,893.26/435,231.21 - Step 6: Final answer
x = 392,393.03
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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.