Finding the Fourth Proportional to 823,023.46, 1,135,816.51 and 460,425.70
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Solution
The fourth proportional to 823,023.46, 1,135,816.51 and 460,425.70 is: 635,412.15
Step by Step Solution
- Step 1: Write the proportion equation
823,023.46 : 1,135,816.51 = 460,425.70 : x - Step 2: Convert to fraction form
823,023.46/1,135,816.51 = 460,425.70/x - Step 3: Cross multiply
823,023.46x = 1,135,816.51 × 460,425.70 - Step 4: Simplify right side
823,023.46x = 522,959,109,453.24 - Step 5: Solve for x
x = 522,959,109,453.24/823,023.46 - Step 6: Final answer
x = 635,412.15
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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.