Finding the Fourth Proportional to 896,418.13, 1,237,057.04 and 494,010.13
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Solution
The fourth proportional to 896,418.13, 1,237,057.04 and 494,010.13 is: 681,733.99
Step by Step Solution
- Step 1: Write the proportion equation
896,418.13 : 1,237,057.04 = 494,010.13 : x - Step 2: Convert to fraction form
896,418.13/1,237,057.04 = 494,010.13/x - Step 3: Cross multiply
896,418.13x = 1,237,057.04 × 494,010.13 - Step 4: Simplify right side
896,418.13x = 611,118,702,962.53 - Step 5: Solve for x
x = 611,118,702,962.53/896,418.13 - Step 6: Final answer
x = 681,733.99
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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.