Finding the Fourth Proportional to 503,161.80, 754,742.70 and 187,577.70
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Solution
The fourth proportional to 503,161.80, 754,742.70 and 187,577.70 is: 281,366.55
Step by Step Solution
- Step 1: Write the proportion equation
503,161.80 : 754,742.70 = 187,577.70 : x - Step 2: Convert to fraction form
503,161.80/754,742.70 = 187,577.70/x - Step 3: Cross multiply
503,161.80x = 754,742.70 × 187,577.70 - Step 4: Simplify right side
503,161.80x = 141,572,899,757.79 - Step 5: Solve for x
x = 141,572,899,757.79/503,161.80 - Step 6: Final answer
x = 281,366.55
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Similar ratio
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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.