Finding the Fourth Proportional to 382,115.30, 573,610.35 and 224,432.60
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Solution
The fourth proportional to 382,115.30, 573,610.35 and 224,432.60 is: 336,905.80
Step by Step Solution
- Step 1: Write the proportion equation
382,115.30 : 573,610.35 = 224,432.60 : x - Step 2: Convert to fraction form
382,115.30/573,610.35 = 224,432.60/x - Step 3: Cross multiply
382,115.30x = 573,610.35 × 224,432.60 - Step 4: Simplify right side
382,115.30x = 128,736,862,237.41 - Step 5: Solve for x
x = 128,736,862,237.41/382,115.30 - Step 6: Final answer
x = 336,905.80
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.