Finding the Fourth Proportional to 516,123.56, 774,185.34 and 161,167.99
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Solution
The fourth proportional to 516,123.56, 774,185.34 and 161,167.99 is: 241,751.99
Step by Step Solution
- Step 1: Write the proportion equation
516,123.56 : 774,185.34 = 161,167.99 : x - Step 2: Convert to fraction form
516,123.56/774,185.34 = 161,167.99/x - Step 3: Cross multiply
516,123.56x = 774,185.34 × 161,167.99 - Step 4: Simplify right side
516,123.56x = 124,773,895,135.27 - Step 5: Solve for x
x = 124,773,895,135.27/516,123.56 - Step 6: Final answer
x = 241,751.99
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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.