Finding the Fourth Proportional to 572,548.08, 790,152.12 and 330,874.80
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Solution
The fourth proportional to 572,548.08, 790,152.12 and 330,874.80 is: 456,627.90
Step by Step Solution
- Step 1: Write the proportion equation
572,548.08 : 790,152.12 = 330,874.80 : x - Step 2: Convert to fraction form
572,548.08/790,152.12 = 330,874.80/x - Step 3: Cross multiply
572,548.08x = 790,152.12 × 330,874.80 - Step 4: Simplify right side
572,548.08x = 261,441,424,674.58 - Step 5: Solve for x
x = 261,441,424,674.58/572,548.08 - Step 6: Final answer
x = 456,627.90
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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.