Finding the Fourth Proportional to 951,908.48, 1,313,643.84 and 522,189.44
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Solution
The fourth proportional to 951,908.48, 1,313,643.84 and 522,189.44 is: 720,626.99
Step by Step Solution
- Step 1: Write the proportion equation
951,908.48 : 1,313,643.84 = 522,189.44 : x - Step 2: Convert to fraction form
951,908.48/1,313,643.84 = 522,189.44/x - Step 3: Cross multiply
951,908.48x = 1,313,643.84 × 522,189.44 - Step 4: Simplify right side
951,908.48x = 685,970,941,169.05 - Step 5: Solve for x
x = 685,970,941,169.05/951,908.48 - Step 6: Final answer
x = 720,626.99
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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.