Finding the Fourth Proportional to 329,472.18, 454,668.21 and 184,276.38
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Solution
The fourth proportional to 329,472.18, 454,668.21 and 184,276.38 is: 254,299.50
Step by Step Solution
- Step 1: Write the proportion equation
329,472.18 : 454,668.21 = 184,276.38 : x - Step 2: Convert to fraction form
329,472.18/454,668.21 = 184,276.38/x - Step 3: Cross multiply
329,472.18x = 454,668.21 × 184,276.38 - Step 4: Simplify right side
329,472.18x = 83,784,611,839.88 - Step 5: Solve for x
x = 83,784,611,839.88/329,472.18 - Step 6: Final answer
x = 254,299.50
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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.