Finding the Fourth Proportional to 366,881.58, 506,302.11 and 213,915.60
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Solution
The fourth proportional to 366,881.58, 506,302.11 and 213,915.60 is: 295,206.75
Step by Step Solution
- Step 1: Write the proportion equation
366,881.58 : 506,302.11 = 213,915.60 : x - Step 2: Convert to fraction form
366,881.58/506,302.11 = 213,915.60/x - Step 3: Cross multiply
366,881.58x = 506,302.11 × 213,915.60 - Step 4: Simplify right side
366,881.58x = 108,305,919,641.92 - Step 5: Solve for x
x = 108,305,919,641.92/366,881.58 - Step 6: Final answer
x = 295,206.75
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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.