Finding the Fourth Proportional to 317,024.20, 475,536.30 and 205,049.80
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Solution
The fourth proportional to 317,024.20, 475,536.30 and 205,049.80 is: 307,574.70
Step by Step Solution
- Step 1: Write the proportion equation
317,024.20 : 475,536.30 = 205,049.80 : x - Step 2: Convert to fraction form
317,024.20/475,536.30 = 205,049.80/x - Step 3: Cross multiply
317,024.20x = 475,536.30 × 205,049.80 - Step 4: Simplify right side
317,024.20x = 97,508,623,207.74 - Step 5: Solve for x
x = 97,508,623,207.74/317,024.20 - Step 6: Final answer
x = 307,574.70
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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.