Finding the Fourth Proportional to 527,997.77, 791,956.84 and 168,154.08
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Solution
The fourth proportional to 527,997.77, 791,956.84 and 168,154.08 is: 252,218.44
Step by Step Solution
- Step 1: Write the proportion equation
527,997.77 : 791,956.84 = 168,154.08 : x - Step 2: Convert to fraction form
527,997.77/791,956.84 = 168,154.08/x - Step 3: Cross multiply
527,997.77x = 791,956.84 × 168,154.08 - Step 4: Simplify right side
527,997.77x = 133,170,776,964.18 - Step 5: Solve for x
x = 133,170,776,964.18/527,997.77 - Step 6: Final answer
x = 252,218.44
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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.