Finding the Fourth Proportional to 229,603.70, 344,405.55 and 177,115.70
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Solution
The fourth proportional to 229,603.70, 344,405.55 and 177,115.70 is: 265,673.55
Step by Step Solution
- Step 1: Write the proportion equation
229,603.70 : 344,405.55 = 177,115.70 : x - Step 2: Convert to fraction form
229,603.70/344,405.55 = 177,115.70/x - Step 3: Cross multiply
229,603.70x = 344,405.55 × 177,115.70 - Step 4: Simplify right side
229,603.70x = 60,999,630,072.14 - Step 5: Solve for x
x = 60,999,630,072.14/229,603.70 - Step 6: Final answer
x = 265,673.55
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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.