Finding the Fourth Proportional to 835,204.37, 1,152,585.05 and 453,231.05
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Solution
The fourth proportional to 835,204.37, 1,152,585.05 and 453,231.05 is: 625,460.48
Step by Step Solution
- Step 1: Write the proportion equation
835,204.37 : 1,152,585.05 = 453,231.05 : x - Step 2: Convert to fraction form
835,204.37/1,152,585.05 = 453,231.05/x - Step 3: Cross multiply
835,204.37x = 1,152,585.05 × 453,231.05 - Step 4: Simplify right side
835,204.37x = 522,387,324,396.72 - Step 5: Solve for x
x = 522,387,324,396.72/835,204.37 - Step 6: Final answer
x = 625,460.48
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1.5x scale
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.