Finding the Fourth Proportional to 811,965.76, 1,218,065.34 and 251,044
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Solution
The fourth proportional to 811,965.76, 1,218,065.34 and 251,044 is: 376,602.08
Step by Step Solution
- Step 1: Write the proportion equation
811,965.76 : 1,218,065.34 = 251,044 : x - Step 2: Convert to fraction form
811,965.76/1,218,065.34 = 251,044/x - Step 3: Cross multiply
811,965.76x = 1,218,065.34 × 251,044 - Step 4: Simplify right side
811,965.76x = 305,787,995,214.96 - Step 5: Solve for x
x = 305,787,995,214.96/811,965.76 - Step 6: Final answer
x = 376,602.08
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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.