Finding the Fourth Proportional to 444,916.65, 613,986.81 and 240,969.99
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Solution
The fourth proportional to 444,916.65, 613,986.81 and 240,969.99 is: 332,539.58
Step by Step Solution
- Step 1: Write the proportion equation
444,916.65 : 613,986.81 = 240,969.99 : x - Step 2: Convert to fraction form
444,916.65/613,986.81 = 240,969.99/x - Step 3: Cross multiply
444,916.65x = 613,986.81 × 240,969.99 - Step 4: Simplify right side
444,916.65x = 147,952,395,465.83 - Step 5: Solve for x
x = 147,952,395,465.83/444,916.65 - Step 6: Final answer
x = 332,539.58
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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.