Finding the Fourth Proportional to 502,879.08, 754,318.61 and 147,893.11
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Solution
The fourth proportional to 502,879.08, 754,318.61 and 147,893.11 is: 221,839.66
Step by Step Solution
- Step 1: Write the proportion equation
502,879.08 : 754,318.61 = 147,893.11 : x - Step 2: Convert to fraction form
502,879.08/754,318.61 = 147,893.11/x - Step 3: Cross multiply
502,879.08x = 754,318.61 × 147,893.11 - Step 4: Simplify right side
502,879.08x = 111,558,523,093.11 - Step 5: Solve for x
x = 111,558,523,093.11/502,879.08 - Step 6: Final answer
x = 221,839.66
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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.