Finding the Fourth Proportional to 544,125.15, 816,186.78 and 144,765.99
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Solution
The fourth proportional to 544,125.15, 816,186.78 and 144,765.99 is: 217,148.73
Step by Step Solution
- Step 1: Write the proportion equation
544,125.15 : 816,186.78 = 144,765.99 : x - Step 2: Convert to fraction form
544,125.15/816,186.78 = 144,765.99/x - Step 3: Cross multiply
544,125.15x = 816,186.78 × 144,765.99 - Step 4: Simplify right side
544,125.15x = 118,156,087,231.61 - Step 5: Solve for x
x = 118,156,087,231.61/544,125.15 - Step 6: Final answer
x = 217,148.73
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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.