Finding the Fourth Proportional to 410,817.06, 616,215.87 and 107,206.38
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Solution
The fourth proportional to 410,817.06, 616,215.87 and 107,206.38 is: 160,807.03
Step by Step Solution
- Step 1: Write the proportion equation
410,817.06 : 616,215.87 = 107,206.38 : x - Step 2: Convert to fraction form
410,817.06/616,215.87 = 107,206.38/x - Step 3: Cross multiply
410,817.06x = 616,215.87 × 107,206.38 - Step 4: Simplify right side
410,817.06x = 66,062,272,721.25 - Step 5: Solve for x
x = 66,062,272,721.25/410,817.06 - Step 6: Final answer
x = 160,807.03
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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.