Finding the Fourth Proportional to 621,969.99, 858,388.23 and 350,104.02
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Solution
The fourth proportional to 621,969.99, 858,388.23 and 350,104.02 is: 483,182.75
Step by Step Solution
- Step 1: Write the proportion equation
621,969.99 : 858,388.23 = 350,104.02 : x - Step 2: Convert to fraction form
621,969.99/858,388.23 = 350,104.02/x - Step 3: Cross multiply
621,969.99x = 858,388.23 × 350,104.02 - Step 4: Simplify right side
621,969.99x = 300,525,170,043.69 - Step 5: Solve for x
x = 300,525,170,043.69/621,969.99 - Step 6: Final answer
x = 483,182.75
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.