Finding the Fourth Proportional to 479,107.18, 717,165.71 and 352,889.94
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Solution
The fourth proportional to 479,107.18, 717,165.71 and 352,889.94 is: 528,233.71
Step by Step Solution
- Step 1: Write the proportion equation
479,107.18 : 717,165.71 = 352,889.94 : x - Step 2: Convert to fraction form
479,107.18/717,165.71 = 352,889.94/x - Step 3: Cross multiply
479,107.18x = 717,165.71 × 352,889.94 - Step 4: Simplify right side
479,107.18x = 253,080,560,814.59 - Step 5: Solve for x
x = 253,080,560,814.59/479,107.18 - Step 6: Final answer
x = 528,233.71
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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.