Finding the Fourth Proportional to 516,694.68, 774,623.79 and 161,525.88
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Solution
The fourth proportional to 516,694.68, 774,623.79 and 161,525.88 is: 242,158.08
Step by Step Solution
- Step 1: Write the proportion equation
516,694.68 : 774,623.79 = 161,525.88 : x - Step 2: Convert to fraction form
516,694.68/774,623.79 = 161,525.88/x - Step 3: Cross multiply
516,694.68x = 774,623.79 × 161,525.88 - Step 4: Simplify right side
516,694.68x = 125,121,789,348.69 - Step 5: Solve for x
x = 125,121,789,348.69/516,694.68 - Step 6: Final answer
x = 242,158.08
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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.