Finding the Fourth Proportional to 394,599.99, 544,423.90 and 241,478.56
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Solution
The fourth proportional to 394,599.99, 544,423.90 and 241,478.56 is: 333,164.48
Step by Step Solution
- Step 1: Write the proportion equation
394,599.99 : 544,423.90 = 241,478.56 : x - Step 2: Convert to fraction form
394,599.99/544,423.90 = 241,478.56/x - Step 3: Cross multiply
394,599.99x = 544,423.90 × 241,478.56 - Step 4: Simplify right side
394,599.99x = 131,466,699,401.58 - Step 5: Solve for x
x = 131,466,699,401.58/394,599.99 - Step 6: Final answer
x = 333,164.48
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1.5x scale
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.