Finding the Fourth Proportional to 756,209.82, 1,134,252.36 and 250,605.66
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Solution
The fourth proportional to 756,209.82, 1,134,252.36 and 250,605.66 is: 375,887.82
Step by Step Solution
- Step 1: Write the proportion equation
756,209.82 : 1,134,252.36 = 250,605.66 : x - Step 2: Convert to fraction form
756,209.82/1,134,252.36 = 250,605.66/x - Step 3: Cross multiply
756,209.82x = 1,134,252.36 × 250,605.66 - Step 4: Simplify right side
756,209.82x = 284,250,061,284.36 - Step 5: Solve for x
x = 284,250,061,284.36/756,209.82 - Step 6: Final answer
x = 375,887.82
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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.