Finding the Fourth Proportional to 835,317.74, 1,152,739.28 and 453,344.62
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Solution
The fourth proportional to 835,317.74, 1,152,739.28 and 453,344.62 is: 625,616.01
Step by Step Solution
- Step 1: Write the proportion equation
835,317.74 : 1,152,739.28 = 453,344.62 : x - Step 2: Convert to fraction form
835,317.74/1,152,739.28 = 453,344.62/x - Step 3: Cross multiply
835,317.74x = 1,152,739.28 × 453,344.62 - Step 4: Simplify right side
835,317.74x = 522,588,150,850.67 - Step 5: Solve for x
x = 522,588,150,850.67/835,317.74 - Step 6: Final answer
x = 625,616.01
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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.