Finding the Fourth Proportional to 266,051.80, 399,207.30 and 202,850.20
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Solution
The fourth proportional to 266,051.80, 399,207.30 and 202,850.20 is: 304,374.11
Step by Step Solution
- Step 1: Write the proportion equation
266,051.80 : 399,207.30 = 202,850.20 : x - Step 2: Convert to fraction form
266,051.80/399,207.30 = 202,850.20/x - Step 3: Cross multiply
266,051.80x = 399,207.30 × 202,850.20 - Step 4: Simplify right side
266,051.80x = 80,979,280,646.46 - Step 5: Solve for x
x = 80,979,280,646.46/266,051.80 - Step 6: Final answer
x = 304,374.11
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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.