Finding the Fourth Proportional to 614,135.09, 921,487.97 and 234,930.48
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Solution
The fourth proportional to 614,135.09, 921,487.97 and 234,930.48 is: 352,504.87
Step by Step Solution
- Step 1: Write the proportion equation
614,135.09 : 921,487.97 = 234,930.48 : x - Step 2: Convert to fraction form
614,135.09/921,487.97 = 234,930.48/x - Step 3: Cross multiply
614,135.09x = 921,487.97 × 234,930.48 - Step 4: Simplify right side
614,135.09x = 216,485,611,106.33 - Step 5: Solve for x
x = 216,485,611,106.33/614,135.09 - Step 6: Final answer
x = 352,504.87
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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.