Finding the Fourth Proportional to 403,775.84, 605,768.90 and 151,076.09
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Solution
The fourth proportional to 403,775.84, 605,768.90 and 151,076.09 is: 226,653.47
Step by Step Solution
- Step 1: Write the proportion equation
403,775.84 : 605,768.90 = 151,076.09 : x - Step 2: Convert to fraction form
403,775.84/605,768.90 = 151,076.09/x - Step 3: Cross multiply
403,775.84x = 605,768.90 × 151,076.09 - Step 4: Simplify right side
403,775.84x = 91,517,196,855.60 - Step 5: Solve for x
x = 91,517,196,855.60/403,775.84 - Step 6: Final answer
x = 226,653.47
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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.