Finding the Fourth Proportional to 277,564.70, 416,345.70 and 67,202.66
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Solution
The fourth proportional to 277,564.70, 416,345.70 and 67,202.66 is: 100,803.66
Step by Step Solution
- Step 1: Write the proportion equation
277,564.70 : 416,345.70 = 67,202.66 : x - Step 2: Convert to fraction form
277,564.70/416,345.70 = 67,202.66/x - Step 3: Cross multiply
277,564.70x = 416,345.70 × 67,202.66 - Step 4: Simplify right side
277,564.70x = 27,979,538,519.56 - Step 5: Solve for x
x = 27,979,538,519.56/277,564.70 - Step 6: Final answer
x = 100,803.66
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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.