Finding the Fourth Proportional to 516,112.17, 773,970.81 and 169,814.99
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Solution
The fourth proportional to 516,112.17, 773,970.81 and 169,814.99 is: 254,657.52
Step by Step Solution
- Step 1: Write the proportion equation
516,112.17 : 773,970.81 = 169,814.99 : x - Step 2: Convert to fraction form
516,112.17/773,970.81 = 169,814.99/x - Step 3: Cross multiply
516,112.17x = 773,970.81 × 169,814.99 - Step 4: Simplify right side
516,112.17x = 131,431,845,360.44 - Step 5: Solve for x
x = 131,431,845,360.44/516,112.17 - Step 6: Final answer
x = 254,657.52
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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.