Finding the Fourth Proportional to 516,693.93, 774,622.67 and 161,525.13
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Solution
The fourth proportional to 516,693.93, 774,622.67 and 161,525.13 is: 242,156.95
Step by Step Solution
- Step 1: Write the proportion equation
516,693.93 : 774,622.67 = 161,525.13 : x - Step 2: Convert to fraction form
516,693.93/774,622.67 = 161,525.13/x - Step 3: Cross multiply
516,693.93x = 774,622.67 × 161,525.13 - Step 4: Simplify right side
516,693.93x = 125,121,026,665.07 - Step 5: Solve for x
x = 125,121,026,665.07/516,693.93 - Step 6: Final answer
x = 242,156.95
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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.