Finding the Fourth Proportional to 599,487.20, 899,230.80 and 465,642.80
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Solution
The fourth proportional to 599,487.20, 899,230.80 and 465,642.80 is: 698,464.20
Step by Step Solution
- Step 1: Write the proportion equation
599,487.20 : 899,230.80 = 465,642.80 : x - Step 2: Convert to fraction form
599,487.20/899,230.80 = 465,642.80/x - Step 3: Cross multiply
599,487.20x = 899,230.80 × 465,642.80 - Step 4: Simplify right side
599,487.20x = 418,720,347,558.24 - Step 5: Solve for x
x = 418,720,347,558.24/599,487.20 - Step 6: Final answer
x = 698,464.20
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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.