Finding the Fourth Proportional to 343,973.28, 516,107.76 and 177,877.92
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Solution
The fourth proportional to 343,973.28, 516,107.76 and 177,877.92 is: 266,893.33
Step by Step Solution
- Step 1: Write the proportion equation
343,973.28 : 516,107.76 = 177,877.92 : x - Step 2: Convert to fraction form
343,973.28/516,107.76 = 177,877.92/x - Step 3: Cross multiply
343,973.28x = 516,107.76 × 177,877.92 - Step 4: Simplify right side
343,973.28x = 91,804,174,844.66 - Step 5: Solve for x
x = 91,804,174,844.66/343,973.28 - Step 6: Final answer
x = 266,893.33
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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.