Finding the Fourth Proportional to 277,545.36, 416,319.12 and 67,182.96
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Solution
The fourth proportional to 277,545.36, 416,319.12 and 67,182.96 is: 100,774.70
Step by Step Solution
- Step 1: Write the proportion equation
277,545.36 : 416,319.12 = 67,182.96 : x - Step 2: Convert to fraction form
277,545.36/416,319.12 = 67,182.96/x - Step 3: Cross multiply
277,545.36x = 416,319.12 × 67,182.96 - Step 4: Simplify right side
277,545.36x = 27,969,550,786.20 - Step 5: Solve for x
x = 27,969,550,786.20/277,545.36 - Step 6: Final answer
x = 100,774.70
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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.