Finding the Fourth Proportional to 543,762.78, 750,338.58 and 325,913.88
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Solution
The fourth proportional to 543,762.78, 750,338.58 and 325,913.88 is: 449,728.75
Step by Step Solution
- Step 1: Write the proportion equation
543,762.78 : 750,338.58 = 325,913.88 : x - Step 2: Convert to fraction form
543,762.78/750,338.58 = 325,913.88/x - Step 3: Cross multiply
543,762.78x = 750,338.58 × 325,913.88 - Step 4: Simplify right side
543,762.78x = 244,545,757,921.49 - Step 5: Solve for x
x = 244,545,757,921.49/543,762.78 - Step 6: Final answer
x = 449,728.75
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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.