Finding the Fourth Proportional to 316,225.55, 473,578.26 and 180,879.48
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Solution
The fourth proportional to 316,225.55, 473,578.26 and 180,879.48 is: 270,884.47
Step by Step Solution
- Step 1: Write the proportion equation
316,225.55 : 473,578.26 = 180,879.48 : x - Step 2: Convert to fraction form
316,225.55/473,578.26 = 180,879.48/x - Step 3: Cross multiply
316,225.55x = 473,578.26 × 180,879.48 - Step 4: Simplify right side
316,225.55x = 85,660,589,408.10 - Step 5: Solve for x
x = 85,660,589,408.10/316,225.55 - Step 6: Final answer
x = 270,884.47
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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.