Finding the Fourth Proportional to 226,829.44, 312,894.12 and 141,798.88
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Solution
The fourth proportional to 226,829.44, 312,894.12 and 141,798.88 is: 195,600.87
Step by Step Solution
- Step 1: Write the proportion equation
226,829.44 : 312,894.12 = 141,798.88 : x - Step 2: Convert to fraction form
226,829.44/312,894.12 = 141,798.88/x - Step 3: Cross multiply
226,829.44x = 312,894.12 × 141,798.88 - Step 4: Simplify right side
226,829.44x = 44,368,035,774.59 - Step 5: Solve for x
x = 44,368,035,774.59/226,829.44 - Step 6: Final answer
x = 195,600.87
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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.