Finding the Fourth Proportional to 613,483.62, 846,599.33 and 355,395.75
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Solution
The fourth proportional to 613,483.62, 846,599.33 and 355,395.75 is: 490,441.46
Step by Step Solution
- Step 1: Write the proportion equation
613,483.62 : 846,599.33 = 355,395.75 : x - Step 2: Convert to fraction form
613,483.62/846,599.33 = 355,395.75/x - Step 3: Cross multiply
613,483.62x = 846,599.33 × 355,395.75 - Step 4: Simplify right side
613,483.62x = 300,877,802,057.87 - Step 5: Solve for x
x = 300,877,802,057.87/613,483.62 - Step 6: Final answer
x = 490,441.46
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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.