Finding the Fourth Proportional to 536,371.87, 804,890.02 and 311,837.99
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Solution
The fourth proportional to 536,371.87, 804,890.02 and 311,837.99 is: 467,950.13
Step by Step Solution
- Step 1: Write the proportion equation
536,371.87 : 804,890.02 = 311,837.99 : x - Step 2: Convert to fraction form
536,371.87/804,890.02 = 311,837.99/x - Step 3: Cross multiply
536,371.87x = 804,890.02 × 311,837.99 - Step 4: Simplify right side
536,371.87x = 250,995,281,983.41 - Step 5: Solve for x
x = 250,995,281,983.41/536,371.87 - Step 6: Final answer
x = 467,950.13
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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.