Finding the Fourth Proportional to 808,205.46, 1,212,264.26 and 247,239.96
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Solution
The fourth proportional to 808,205.46, 1,212,264.26 and 247,239.96 is: 370,846.50
Step by Step Solution
- Step 1: Write the proportion equation
808,205.46 : 1,212,264.26 = 247,239.96 : x - Step 2: Convert to fraction form
808,205.46/1,212,264.26 = 247,239.96/x - Step 3: Cross multiply
808,205.46x = 1,212,264.26 × 247,239.96 - Step 4: Simplify right side
808,205.46x = 299,720,167,151.83 - Step 5: Solve for x
x = 299,720,167,151.83/808,205.46 - Step 6: Final answer
x = 370,846.50
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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.