Finding the Fourth Proportional to 339,200.67, 468,315.99 and 210,276.92
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Solution
The fourth proportional to 339,200.67, 468,315.99 and 210,276.92 is: 290,317.95
Step by Step Solution
- Step 1: Write the proportion equation
339,200.67 : 468,315.99 = 210,276.92 : x - Step 2: Convert to fraction form
339,200.67/468,315.99 = 210,276.92/x - Step 3: Cross multiply
339,200.67x = 468,315.99 × 210,276.92 - Step 4: Simplify right side
339,200.67x = 98,476,043,226.20 - Step 5: Solve for x
x = 98,476,043,226.20/339,200.67 - Step 6: Final answer
x = 290,317.95
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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.