Finding the Fourth Proportional to 341,339.84, 471,177.96 and 256,701.20
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Solution
The fourth proportional to 341,339.84, 471,177.96 and 256,701.20 is: 354,344.65
Step by Step Solution
- Step 1: Write the proportion equation
341,339.84 : 471,177.96 = 256,701.20 : x - Step 2: Convert to fraction form
341,339.84/471,177.96 = 256,701.20/x - Step 3: Cross multiply
341,339.84x = 471,177.96 × 256,701.20 - Step 4: Simplify right side
341,339.84x = 120,951,947,745.55 - Step 5: Solve for x
x = 120,951,947,745.55/341,339.84 - Step 6: Final answer
x = 354,344.65
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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.