Finding the Fourth Proportional to 513,674.50, 708,822.54 and 347,764.98
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Solution
The fourth proportional to 513,674.50, 708,822.54 and 347,764.98 is: 479,882.99
Step by Step Solution
- Step 1: Write the proportion equation
513,674.50 : 708,822.54 = 347,764.98 : x - Step 2: Convert to fraction form
513,674.50/708,822.54 = 347,764.98/x - Step 3: Cross multiply
513,674.50x = 708,822.54 × 347,764.98 - Step 4: Simplify right side
513,674.50x = 246,503,656,446.65 - Step 5: Solve for x
x = 246,503,656,446.65/513,674.50 - Step 6: Final answer
x = 479,882.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.