Finding the Fourth Proportional to 863,231.29, 1,295,220.17 and 463,405.21
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Solution
The fourth proportional to 863,231.29, 1,295,220.17 and 463,405.21 is: 695,308.18
Step by Step Solution
- Step 1: Write the proportion equation
863,231.29 : 1,295,220.17 = 463,405.21 : x - Step 2: Convert to fraction form
863,231.29/1,295,220.17 = 463,405.21/x - Step 3: Cross multiply
863,231.29x = 1,295,220.17 × 463,405.21 - Step 4: Simplify right side
863,231.29x = 600,211,774,875.09 - Step 5: Solve for x
x = 600,211,774,875.09/863,231.29 - Step 6: Final answer
x = 695,308.18
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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.