Finding the Fourth Proportional to 513,162.12, 769,670.82 and 176,197.44
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Solution
The fourth proportional to 513,162.12, 769,670.82 and 176,197.44 is: 264,271.31
Step by Step Solution
- Step 1: Write the proportion equation
513,162.12 : 769,670.82 = 176,197.44 : x - Step 2: Convert to fraction form
513,162.12/769,670.82 = 176,197.44/x - Step 3: Cross multiply
513,162.12x = 769,670.82 × 176,197.44 - Step 4: Simplify right side
513,162.12x = 135,614,028,126.70 - Step 5: Solve for x
x = 135,614,028,126.70/513,162.12 - Step 6: Final answer
x = 264,271.31
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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.