Finding the Fourth Proportional to 833,246.12, 1,149,903.25 and 470,685.26
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Solution
The fourth proportional to 833,246.12, 1,149,903.25 and 470,685.26 is: 649,558.99
Step by Step Solution
- Step 1: Write the proportion equation
833,246.12 : 1,149,903.25 = 470,685.26 : x - Step 2: Convert to fraction form
833,246.12/1,149,903.25 = 470,685.26/x - Step 3: Cross multiply
833,246.12x = 1,149,903.25 × 470,685.26 - Step 4: Simplify right side
833,246.12x = 541,242,511,899.14 - Step 5: Solve for x
x = 541,242,511,899.14/833,246.12 - Step 6: Final answer
x = 649,558.99
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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.