Finding the Fourth Proportional to 555,617.57, 766,736.49 and 326,171.19
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Solution
The fourth proportional to 555,617.57, 766,736.49 and 326,171.19 is: 450,107.00
Step by Step Solution
- Step 1: Write the proportion equation
555,617.57 : 766,736.49 = 326,171.19 : x - Step 2: Convert to fraction form
555,617.57/766,736.49 = 326,171.19/x - Step 3: Cross multiply
555,617.57x = 766,736.49 × 326,171.19 - Step 4: Simplify right side
555,617.57x = 250,087,357,458.13 - Step 5: Solve for x
x = 250,087,357,458.13/555,617.57 - Step 6: Final answer
x = 450,107.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.