Finding the Fourth Proportional to 376,179, 564,268.50 and 126,861
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Solution
The fourth proportional to 376,179, 564,268.50 and 126,861 is: 190,291.50
Step by Step Solution
- Step 1: Write the proportion equation
376,179 : 564,268.50 = 126,861 : x - Step 2: Convert to fraction form
376,179/564,268.50 = 126,861/x - Step 3: Cross multiply
376,179x = 564,268.50 × 126,861 - Step 4: Simplify right side
376,179x = 71,583,666,178.50 - Step 5: Solve for x
x = 71,583,666,178.50/376,179 - Step 6: Final answer
x = 190,291.50
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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.