Finding the Fourth Proportional to 957,744.70, 1,436,415.45 and 483,984.70
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Solution
The fourth proportional to 957,744.70, 1,436,415.45 and 483,984.70 is: 725,875.17
Step by Step Solution
- Step 1: Write the proportion equation
957,744.70 : 1,436,415.45 = 483,984.70 : x - Step 2: Convert to fraction form
957,744.70/1,436,415.45 = 483,984.70/x - Step 3: Cross multiply
957,744.70x = 1,436,415.45 × 483,984.70 - Step 4: Simplify right side
957,744.70x = 695,203,100,643.62 - Step 5: Solve for x
x = 695,203,100,643.62/957,744.70 - Step 6: Final answer
x = 725,875.17
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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.