Finding the Fourth Proportional to 291,797.73, 437,692.17 and 177,978.96
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Solution
The fourth proportional to 291,797.73, 437,692.17 and 177,978.96 is: 266,965.74
Step by Step Solution
- Step 1: Write the proportion equation
291,797.73 : 437,692.17 = 177,978.96 : x - Step 2: Convert to fraction form
291,797.73/437,692.17 = 177,978.96/x - Step 3: Cross multiply
291,797.73x = 437,692.17 × 177,978.96 - Step 4: Simplify right side
291,797.73x = 77,899,997,216.74 - Step 5: Solve for x
x = 77,899,997,216.74/291,797.73 - Step 6: Final answer
x = 266,965.74
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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.