Finding the Fourth Proportional to 292,212.15, 438,318.23 and 244,972.95
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Solution
The fourth proportional to 292,212.15, 438,318.23 and 244,972.95 is: 367,459.43
Step by Step Solution
- Step 1: Write the proportion equation
292,212.15 : 438,318.23 = 244,972.95 : x - Step 2: Convert to fraction form
292,212.15/438,318.23 = 244,972.95/x - Step 3: Cross multiply
292,212.15x = 438,318.23 × 244,972.95 - Step 4: Simplify right side
292,212.15x = 107,376,108,617.01 - Step 5: Solve for x
x = 107,376,108,617.01/292,212.15 - Step 6: Final answer
x = 367,459.43
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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.