Finding the Fourth Proportional to 341,041.74, 511,356.56 and 135,907.96
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Solution
The fourth proportional to 341,041.74, 511,356.56 and 135,907.96 is: 203,779.83
Step by Step Solution
- Step 1: Write the proportion equation
341,041.74 : 511,356.56 = 135,907.96 : x - Step 2: Convert to fraction form
341,041.74/511,356.56 = 135,907.96/x - Step 3: Cross multiply
341,041.74x = 511,356.56 × 135,907.96 - Step 4: Simplify right side
341,041.74x = 69,497,426,902.22 - Step 5: Solve for x
x = 69,497,426,902.22/341,041.74 - Step 6: Final answer
x = 203,779.83
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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.