Finding the Fourth Proportional to 453,190.98, 679,647.52 and 149,529.09
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Solution
The fourth proportional to 453,190.98, 679,647.52 and 149,529.09 is: 224,247.79
Step by Step Solution
- Step 1: Write the proportion equation
453,190.98 : 679,647.52 = 149,529.09 : x - Step 2: Convert to fraction form
453,190.98/679,647.52 = 149,529.09/x - Step 3: Cross multiply
453,190.98x = 679,647.52 × 149,529.09 - Step 4: Simplify right side
453,190.98x = 101,627,075,186.36 - Step 5: Solve for x
x = 101,627,075,186.36/453,190.98 - Step 6: Final answer
x = 224,247.79
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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.