Finding the Fourth Proportional to 802,202.03, 1,107,047.66 and 439,618.19
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Solution
The fourth proportional to 802,202.03, 1,107,047.66 and 439,618.19 is: 606,677.95
Step by Step Solution
- Step 1: Write the proportion equation
802,202.03 : 1,107,047.66 = 439,618.19 : x - Step 2: Convert to fraction form
802,202.03/1,107,047.66 = 439,618.19/x - Step 3: Cross multiply
802,202.03x = 1,107,047.66 × 439,618.19 - Step 4: Simplify right side
802,202.03x = 486,678,280,799.61 - Step 5: Solve for x
x = 486,678,280,799.61/802,202.03 - Step 6: Final answer
x = 606,677.95
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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.