Finding the Fourth Proportional to 538,927.92, 810,163.44 and 499,955.76
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Solution
The fourth proportional to 538,927.92, 810,163.44 and 499,955.76 is: 751,577.09
Step by Step Solution
- Step 1: Write the proportion equation
538,927.92 : 810,163.44 = 499,955.76 : x - Step 2: Convert to fraction form
538,927.92/810,163.44 = 499,955.76/x - Step 3: Cross multiply
538,927.92x = 810,163.44 × 499,955.76 - Step 4: Simplify right side
538,927.92x = 405,045,878,369.41 - Step 5: Solve for x
x = 405,045,878,369.41/538,927.92 - Step 6: Final answer
x = 751,577.09
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.