Finding the Fourth Proportional to 341,739.60, 471,591.50 and 188,774.50
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Solution
The fourth proportional to 341,739.60, 471,591.50 and 188,774.50 is: 260,503.76
Step by Step Solution
- Step 1: Write the proportion equation
341,739.60 : 471,591.50 = 188,774.50 : x - Step 2: Convert to fraction form
341,739.60/471,591.50 = 188,774.50/x - Step 3: Cross multiply
341,739.60x = 471,591.50 × 188,774.50 - Step 4: Simplify right side
341,739.60x = 89,024,448,744.24 - Step 5: Solve for x
x = 89,024,448,744.24/341,739.60 - Step 6: Final answer
x = 260,503.76
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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.