Finding the Fourth Proportional to 250,980.74, 346,352.41 and 143,550.62
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Solution
The fourth proportional to 250,980.74, 346,352.41 and 143,550.62 is: 198,099.28
Step by Step Solution
- Step 1: Write the proportion equation
250,980.74 : 346,352.41 = 143,550.62 : x - Step 2: Convert to fraction form
250,980.74/346,352.41 = 143,550.62/x - Step 3: Cross multiply
250,980.74x = 346,352.41 × 143,550.62 - Step 4: Simplify right side
250,980.74x = 49,719,103,193.99 - Step 5: Solve for x
x = 49,719,103,193.99/250,980.74 - Step 6: Final answer
x = 198,099.28
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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.