Finding the Fourth Proportional to 614,154.66, 921,264.99 and 193,463.46
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Solution
The fourth proportional to 614,154.66, 921,264.99 and 193,463.46 is: 290,205.59
Step by Step Solution
- Step 1: Write the proportion equation
614,154.66 : 921,264.99 = 193,463.46 : x - Step 2: Convert to fraction form
614,154.66/921,264.99 = 193,463.46/x - Step 3: Cross multiply
614,154.66x = 921,264.99 × 193,463.46 - Step 4: Simplify right side
614,154.66x = 178,231,112,542.27 - Step 5: Solve for x
x = 178,231,112,542.27/614,154.66 - Step 6: Final answer
x = 290,205.59
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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.