Finding the Fourth Proportional to 961,419.14, 1,441,111.75 and 362,120.99
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Solution
The fourth proportional to 961,419.14, 1,441,111.75 and 362,120.99 is: 542,798.44
Step by Step Solution
- Step 1: Write the proportion equation
961,419.14 : 1,441,111.75 = 362,120.99 : x - Step 2: Convert to fraction form
961,419.14/1,441,111.75 = 362,120.99/x - Step 3: Cross multiply
961,419.14x = 1,441,111.75 × 362,120.99 - Step 4: Simplify right side
961,419.14x = 521,856,813,610.63 - Step 5: Solve for x
x = 521,856,813,610.63/961,419.14 - Step 6: Final answer
x = 542,798.44
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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.