Finding the Fourth Proportional to 963,197.80, 1,444,796.70 and 490,805.80
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Solution
The fourth proportional to 963,197.80, 1,444,796.70 and 490,805.80 is: 736,208.70
Step by Step Solution
- Step 1: Write the proportion equation
963,197.80 : 1,444,796.70 = 490,805.80 : x - Step 2: Convert to fraction form
963,197.80/1,444,796.70 = 490,805.80/x - Step 3: Cross multiply
963,197.80x = 1,444,796.70 × 490,805.80 - Step 4: Simplify right side
963,197.80x = 709,114,600,180.86 - Step 5: Solve for x
x = 709,114,600,180.86/963,197.80 - Step 6: Final answer
x = 736,208.70
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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.