Finding the Fourth Proportional to 332,418.58, 495,465.67 and 313,499.81
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Solution
The fourth proportional to 332,418.58, 495,465.67 and 313,499.81 is: 467,267.49
Step by Step Solution
- Step 1: Write the proportion equation
332,418.58 : 495,465.67 = 313,499.81 : x - Step 2: Convert to fraction form
332,418.58/495,465.67 = 313,499.81/x - Step 3: Cross multiply
332,418.58x = 495,465.67 × 313,499.81 - Step 4: Simplify right side
332,418.58x = 155,328,393,861.44 - Step 5: Solve for x
x = 155,328,393,861.44/332,418.58 - Step 6: Final answer
x = 467,267.49
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.