Finding the Fourth Proportional to 349,259.26, 523,450.63 and 149,344.56
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Solution
The fourth proportional to 349,259.26, 523,450.63 and 149,344.56 is: 223,829.45
Step by Step Solution
- Step 1: Write the proportion equation
349,259.26 : 523,450.63 = 149,344.56 : x - Step 2: Convert to fraction form
349,259.26/523,450.63 = 149,344.56/x - Step 3: Cross multiply
349,259.26x = 523,450.63 × 149,344.56 - Step 4: Simplify right side
349,259.26x = 78,174,506,168.69 - Step 5: Solve for x
x = 78,174,506,168.69/349,259.26 - Step 6: Final answer
x = 223,829.45
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1.5x scale
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.