Finding the Fourth Proportional to 250,299.36, 375,448.79 and 100,539.68
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Solution
The fourth proportional to 250,299.36, 375,448.79 and 100,539.68 is: 150,809.41
Step by Step Solution
- Step 1: Write the proportion equation
250,299.36 : 375,448.79 = 100,539.68 : x - Step 2: Convert to fraction form
250,299.36/375,448.79 = 100,539.68/x - Step 3: Cross multiply
250,299.36x = 375,448.79 × 100,539.68 - Step 4: Simplify right side
250,299.36x = 37,747,498,823.04 - Step 5: Solve for x
x = 37,747,498,823.04/250,299.36 - Step 6: Final answer
x = 150,809.41
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1.5x scale
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.