Finding the Fourth Proportional to 341,869.46, 471,779.84 and 190,966.46
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Solution
The fourth proportional to 341,869.46, 471,779.84 and 190,966.46 is: 263,533.70
Step by Step Solution
- Step 1: Write the proportion equation
341,869.46 : 471,779.84 = 190,966.46 : x - Step 2: Convert to fraction form
341,869.46/471,779.84 = 190,966.46/x - Step 3: Cross multiply
341,869.46x = 471,779.84 × 190,966.46 - Step 4: Simplify right side
341,869.46x = 90,094,122,630.43 - Step 5: Solve for x
x = 90,094,122,630.43/341,869.46 - Step 6: Final answer
x = 263,533.70
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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.