Finding the Fourth Proportional to 849,661.36, 1,274,118.12 and 450,210.06
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Solution
The fourth proportional to 849,661.36, 1,274,118.12 and 450,210.06 is: 675,116.97
Step by Step Solution
- Step 1: Write the proportion equation
849,661.36 : 1,274,118.12 = 450,210.06 : x - Step 2: Convert to fraction form
849,661.36/1,274,118.12 = 450,210.06/x - Step 3: Cross multiply
849,661.36x = 1,274,118.12 × 450,210.06 - Step 4: Simplify right side
849,661.36x = 573,620,800,030.23 - Step 5: Solve for x
x = 573,620,800,030.23/849,661.36 - Step 6: Final answer
x = 675,116.97
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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.