Finding the Fourth Proportional to 893,625.84, 1,233,203.58 and 491,217.84
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Solution
The fourth proportional to 893,625.84, 1,233,203.58 and 491,217.84 is: 677,880.58
Step by Step Solution
- Step 1: Write the proportion equation
893,625.84 : 1,233,203.58 = 491,217.84 : x - Step 2: Convert to fraction form
893,625.84/1,233,203.58 = 491,217.84/x - Step 3: Cross multiply
893,625.84x = 1,233,203.58 × 491,217.84 - Step 4: Simplify right side
893,625.84x = 605,771,598,847.87 - Step 5: Solve for x
x = 605,771,598,847.87/893,625.84 - Step 6: Final answer
x = 677,880.58
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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.