Finding the Fourth Proportional to 427,604.99, 590,100.14 and 236,636.15
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Solution
The fourth proportional to 427,604.99, 590,100.14 and 236,636.15 is: 326,560.79
Step by Step Solution
- Step 1: Write the proportion equation
427,604.99 : 590,100.14 = 236,636.15 : x - Step 2: Convert to fraction form
427,604.99/590,100.14 = 236,636.15/x - Step 3: Cross multiply
427,604.99x = 590,100.14 × 236,636.15 - Step 4: Simplify right side
427,604.99x = 139,639,025,244.06 - Step 5: Solve for x
x = 139,639,025,244.06/427,604.99 - Step 6: Final answer
x = 326,560.79
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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.