Finding the Fourth Proportional to 266,878.28, 401,277.64 and 246,072.84
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Solution
The fourth proportional to 266,878.28, 401,277.64 and 246,072.84 is: 369,994.62
Step by Step Solution
- Step 1: Write the proportion equation
266,878.28 : 401,277.64 = 246,072.84 : x - Step 2: Convert to fraction form
266,878.28/401,277.64 = 246,072.84/x - Step 3: Cross multiply
266,878.28x = 401,277.64 × 246,072.84 - Step 4: Simplify right side
266,878.28x = 98,743,528,503.30 - Step 5: Solve for x
x = 98,743,528,503.30/266,878.28 - Step 6: Final answer
x = 369,994.62
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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.