Finding the Fourth Proportional to 864,350.72, 1,192,924.21 and 482,402.10
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Solution
The fourth proportional to 864,350.72, 1,192,924.21 and 482,402.10 is: 665,782.00
Step by Step Solution
- Step 1: Write the proportion equation
864,350.72 : 1,192,924.21 = 482,402.10 : x - Step 2: Convert to fraction form
864,350.72/1,192,924.21 = 482,402.10/x - Step 3: Cross multiply
864,350.72x = 1,192,924.21 × 482,402.10 - Step 4: Simplify right side
864,350.72x = 575,469,144,044.84 - Step 5: Solve for x
x = 575,469,144,044.84/864,350.72 - Step 6: Final answer
x = 665,782.00
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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.