Finding the Fourth Proportional to 984,334.77, 1,476,625.28 and 385,218.54
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Solution
The fourth proportional to 984,334.77, 1,476,625.28 and 385,218.54 is: 577,875.99
Step by Step Solution
- Step 1: Write the proportion equation
984,334.77 : 1,476,625.28 = 385,218.54 : x - Step 2: Convert to fraction form
984,334.77/1,476,625.28 = 385,218.54/x - Step 3: Cross multiply
984,334.77x = 1,476,625.28 × 385,218.54 - Step 4: Simplify right side
984,334.77x = 568,823,432,562.60 - Step 5: Solve for x
x = 568,823,432,562.60/984,334.77 - Step 6: Final answer
x = 577,875.99
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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.