Finding the Fourth Proportional to 438,224.64, 604,747.45 and 244,621.14
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Solution
The fourth proportional to 438,224.64, 604,747.45 and 244,621.14 is: 337,575.75
Step by Step Solution
- Step 1: Write the proportion equation
438,224.64 : 604,747.45 = 244,621.14 : x - Step 2: Convert to fraction form
438,224.64/604,747.45 = 244,621.14/x - Step 3: Cross multiply
438,224.64x = 604,747.45 × 244,621.14 - Step 4: Simplify right side
438,224.64x = 147,934,010,631.09 - Step 5: Solve for x
x = 147,934,010,631.09/438,224.64 - Step 6: Final answer
x = 337,575.75
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.