Finding the Fourth Proportional to 277,598.13, 416,395.80 and 67,236.06
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Solution
The fourth proportional to 277,598.13, 416,395.80 and 67,236.06 is: 100,853.75
Step by Step Solution
- Step 1: Write the proportion equation
277,598.13 : 416,395.80 = 67,236.06 : x - Step 2: Convert to fraction form
277,598.13/416,395.80 = 67,236.06/x - Step 3: Cross multiply
277,598.13x = 416,395.80 × 67,236.06 - Step 4: Simplify right side
277,598.13x = 27,996,812,992.55 - Step 5: Solve for x
x = 27,996,812,992.55/277,598.13 - Step 6: Final answer
x = 100,853.75
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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.