Finding the Fourth Proportional to 424,160.88, 585,353.28 and 230,581.68
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Solution
The fourth proportional to 424,160.88, 585,353.28 and 230,581.68 is: 318,208.84
Step by Step Solution
- Step 1: Write the proportion equation
424,160.88 : 585,353.28 = 230,581.68 : x - Step 2: Convert to fraction form
424,160.88/585,353.28 = 230,581.68/x - Step 3: Cross multiply
424,160.88x = 585,353.28 × 230,581.68 - Step 4: Simplify right side
424,160.88x = 134,971,742,695.91 - Step 5: Solve for x
x = 134,971,742,695.91/424,160.88 - Step 6: Final answer
x = 318,208.84
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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.