Finding the Fourth Proportional to 269,810.19, 372,369.56 and 224,408.07
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Solution
The fourth proportional to 269,810.19, 372,369.56 and 224,408.07 is: 309,709.33
Step by Step Solution
- Step 1: Write the proportion equation
269,810.19 : 372,369.56 = 224,408.07 : x - Step 2: Convert to fraction form
269,810.19/372,369.56 = 224,408.07/x - Step 3: Cross multiply
269,810.19x = 372,369.56 × 224,408.07 - Step 4: Simplify right side
269,810.19x = 83,562,733,164.31 - Step 5: Solve for x
x = 83,562,733,164.31/269,810.19 - Step 6: Final answer
x = 309,709.33
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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.