Finding the Fourth Proportional to 343,336.86, 514,906.88 and 103,473.99
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Solution
The fourth proportional to 343,336.86, 514,906.88 and 103,473.99 is: 155,181.32
Step by Step Solution
- Step 1: Write the proportion equation
343,336.86 : 514,906.88 = 103,473.99 : x - Step 2: Convert to fraction form
343,336.86/514,906.88 = 103,473.99/x - Step 3: Cross multiply
343,336.86x = 514,906.88 × 103,473.99 - Step 4: Simplify right side
343,336.86x = 53,279,468,834.68 - Step 5: Solve for x
x = 53,279,468,834.68/343,336.86 - Step 6: Final answer
x = 155,181.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.