Finding the Fourth Proportional to 334,135.80, 501,203.70 and 84,817.80
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Solution
The fourth proportional to 334,135.80, 501,203.70 and 84,817.80 is: 127,226.70
Step by Step Solution
- Step 1: Write the proportion equation
334,135.80 : 501,203.70 = 84,817.80 : x - Step 2: Convert to fraction form
334,135.80/501,203.70 = 84,817.80/x - Step 3: Cross multiply
334,135.80x = 501,203.70 × 84,817.80 - Step 4: Simplify right side
334,135.80x = 42,510,995,185.86 - Step 5: Solve for x
x = 42,510,995,185.86/334,135.80 - Step 6: Final answer
x = 127,226.70
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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.