Finding the Fourth Proportional to 982,084.74, 1,473,189.40 and 308,192.62
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Solution
The fourth proportional to 982,084.74, 1,473,189.40 and 308,192.62 is: 462,308.48
Step by Step Solution
- Step 1: Write the proportion equation
982,084.74 : 1,473,189.40 = 308,192.62 : x - Step 2: Convert to fraction form
982,084.74/1,473,189.40 = 308,192.62/x - Step 3: Cross multiply
982,084.74x = 1,473,189.40 × 308,192.62 - Step 4: Simplify right side
982,084.74x = 454,026,100,942.23 - Step 5: Solve for x
x = 454,026,100,942.23/982,084.74 - Step 6: Final answer
x = 462,308.48
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.