Finding the Fourth Proportional to 799,553.09, 1,103,276.66 and 513,460.68
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Solution
The fourth proportional to 799,553.09, 1,103,276.66 and 513,460.68 is: 708,507.28
Step by Step Solution
- Step 1: Write the proportion equation
799,553.09 : 1,103,276.66 = 513,460.68 : x - Step 2: Convert to fraction form
799,553.09/1,103,276.66 = 513,460.68/x - Step 3: Cross multiply
799,553.09x = 1,103,276.66 × 513,460.68 - Step 4: Simplify right side
799,553.09x = 566,489,181,504.43 - Step 5: Solve for x
x = 566,489,181,504.43/799,553.09 - Step 6: Final answer
x = 708,507.28
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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.