Finding the Fourth Proportional to 577,403.17, 866,049.03 and 177,936.68
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Solution
The fourth proportional to 577,403.17, 866,049.03 and 177,936.68 is: 266,887.85
Step by Step Solution
- Step 1: Write the proportion equation
577,403.17 : 866,049.03 = 177,936.68 : x - Step 2: Convert to fraction form
577,403.17/866,049.03 = 177,936.68/x - Step 3: Cross multiply
577,403.17x = 866,049.03 × 177,936.68 - Step 4: Simplify right side
577,403.17x = 154,101,891,280.54 - Step 5: Solve for x
x = 154,101,891,280.54/577,403.17 - Step 6: Final answer
x = 266,887.85
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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.