Finding the Fourth Proportional to 341,477.07, 471,225.99 and 188,511.98
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Solution
The fourth proportional to 341,477.07, 471,225.99 and 188,511.98 is: 260,139.69
Step by Step Solution
- Step 1: Write the proportion equation
341,477.07 : 471,225.99 = 188,511.98 : x - Step 2: Convert to fraction form
341,477.07/471,225.99 = 188,511.98/x - Step 3: Cross multiply
341,477.07x = 471,225.99 × 188,511.98 - Step 4: Simplify right side
341,477.07x = 88,831,741,692.77 - Step 5: Solve for x
x = 88,831,741,692.77/341,477.07 - Step 6: Final answer
x = 260,139.69
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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.