Finding the Fourth Proportional to 438,568.62, 605,224.51 and 237,364.62
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Solution
The fourth proportional to 438,568.62, 605,224.51 and 237,364.62 is: 327,563.08
Step by Step Solution
- Step 1: Write the proportion equation
438,568.62 : 605,224.51 = 237,364.62 : x - Step 2: Convert to fraction form
438,568.62/605,224.51 = 237,364.62/x - Step 3: Cross multiply
438,568.62x = 605,224.51 × 237,364.62 - Step 4: Simplify right side
438,568.62x = 143,658,885,830.84 - Step 5: Solve for x
x = 143,658,885,830.84/438,568.62 - Step 6: Final answer
x = 327,563.08
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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.